A circular coil of radius 20 cm has 100 turns wire and it carries a current of 5 A. The average induced emf is -0.058 V. What is the magnitude of the magnetic field? Draw a sketch of the magnetic field pattern in the xz plane due to the two wires. A 500-turn circular coil with an area of 0.050 0 m2 is mounted on a rotating frame, which turns at a rate of 20.0 rad/s in the presence of a 0.050 0-T uniform magnetic field that is perpendicular to the axis of rotation. We are not permitting internet traffic to Byjus website from countries within European Union at this time. Example 23-2 At the start, the normal to the coil is perpendicular to the magnetic field. First week only $4.99! By Ampere's law = d B dt = (2.0 T . Blvd. Question. The distance between the two consecutive compression or rarefaction in wave is given by a. cm, Q:Suppose we have a cylinder of height H and radius R. We want to find 18 Q:A certain steel railroad rail is 11.9 meters in length and mass 34.7kg/m. A circular coil consisting of 500 turns with an area of 6.0x10-4 m2 is rotating in a uniform magnetic field. Diameters of electrodes D=15cm=1510-2m Your question is solved by a Subject Matter Expert. The internal and external diameters of the torus are 500 mm and 600 mm respectively. Approximately what average emf is induced in the coil? The electron flows from negative terminal to, Q:What do you expect the temperature of the CMB to be when the Universe has expanded to 4.70 times its. Temperature of the CMB if the universe has expanded 4.7 times times its current size. It has a 1.00 by 3.00 cm rectangular coil in a 0.640 T field. The coil moves into a uniform magnetic field B with constant velocity v. What are the magnitude and direction of the total magnetic force on the coil (a) as it enters the magnetic field, (b) as it moves within the field, and (c) as it leaves the field? 5. A proton and an alpha particle of the same velocity enter in a uniform magnetic field which is acting perpendicular to their direction of motion. What is the magnitude of the magnetic field? A circular coil of 500 turns of wire has an enclosed area of 0.1m 2 per turn.It is kept perpendicular to a magnetic induction of 0.2 T and rotated by 180 o about a diameter perpendicular to the field in 0.1 second. Then the variation of magnetic field due to current I with distance r(r < R) from its centre will be : From Ampere's circuital law for a long straight wire of circular cross-section carrying a steady current, the variation of magnetic field in the inside and outside region of the wire is: A square loop of side 1 m and resistance 1 is placed in a magnetic field of 0.5 T. If the plane of loop is perpendicular to the direction of magnetic field, the magnetic flux through the loop is: Given below are two statements : Question 1 A circular coil of 20 turns and radius 10 cm is placed in a uniform magnetic field of 0.10 T normal to the plane of the coil. 10 92 m2 = 3.00 kg and u2 = 0 m/s Object distance (u) = 50 cm They have different weights and, A:a)wecansaythatThevolumesubmergedisdirectlyproportionaltothedensityoftheobject., Q:A uniform, solid cylindrical wheel of mass 7.3 kg and radius 0.6 m is pulled by a force F applied to, Q:Two objects, A and B, have the same volume and are completely submerged in a liquid, although A is, A:Buoyant force act on the objects when they are submerged into the liquid.It depends on the volume of, Q:A bullet of mass 90 grams, traveling at 120 m/sec, strikes a stationary aluminum block ( M = 3.00 kg, A:Given data: A cast steel circular torus of rectangular cross section 100mm x 200mm has a relative permeability of 1000. The coil rotates at 115 rad/s in a 0.170-T magnetic field. Calculate the magnetic field due to a circular coil of 500 turns and of mean diameter 0.1m, carrying a current of 14A (i) at a point on the axis distance 0.12 m from the centre of the coil (ii) at the centre of the coil. a. The low, Q:A bullet of mass 90 grams, traveling at 120 m/sec, strikes a stationary aluminum block (M = 3.00 kg), A:Given data: The number of coil turns (n) is 100. Question 3 3 points A coil consisting of 500 circular loops with radius 0.3 m At what distance from the center of the coil on the axis of the coll, is the magnetic field 1/2 of its value at center? A boat at anchor is rocked by waves whose crests are 120 m apart and velocity is 20 ms-1. A circular coil of 500 turns of wire has an enclosed area of 0. [Solved] A circular coil of wire consisting of 500 turns, each of rad What is the magnitude of the magnetic field B at the centre of the coil? FIGURE P32.1. We know that the magnitude of the magnetic field B at the centre of the coil is given by, B = 0 N I 2 r B = 0 4 N I r 2 . Answer Number of turns on the circular coil, n = 100 Radius of each turn, r = 8.0 cm = 0.08 m Current flowing in the coil, I = 0.4 A 277391081 5.8 k+ 7.4 k+ 07:58 A circular coil of radius 10 cm,500 turns and resistance 2 is placed with its plane perpendicular to the horizontal component of the earth's magnetic field. Q:with a gravitational force of magnitude 1.00 x 10" N when separated by 19.6 cm. Calculate the self-inductance of the coil in milli-Henries. The average change in, Q:The drawing shows a cylinder fitted with a piston that has a mass m of 0.850 kg and a radius of, A:The given data we have: of turns, I =current, r =radius of coil So, B=3.110 4T , r? The average induced electromagnetic field os -0.058V. Solution Show Solution. After 15s, the normal to the coil is 60 with the magnetic field. What is the magnitude of the magnetic field B at the centre of the coil? A circular coil of radius 10 cm having 100 turns carries a current of 3.2 A. What is the magnitude of the magnetic field B at the centre of the coil? What is the net magnetic flux through the entire closed surface? What is the magnitude of the magnetic field B at the centre of the coil? . Consider again a coil consisting of Nturns and carrying current Iin the counterclockwise direction, as shown in Figure 11.2.1. The details of the coil configuration for the 36 turn model, EL36, are given in table 1. Question. The average induced emf is -0.058V. 1 answer. Quertaro Qro. A circular coil consisting of 500 turns with an area of 6.0x10-4 m 2 is rotating in a uniform magnetic field. One simple way to do this is to get a length of surgical tubingthe stuff they use to, Q:In front of a spherical concave Solution for A circular coil of wire consisting of 100 turns, each of radius 8.0 cm carries a current of 0.40 A. A cast steel circular torus of rectangular cross section 100mm x 200mm has a relative permeability of 1000. Calculate the magnitude of the counter torque that must be applied to prevent the coil from turning. Physics for Scientists and Engineers with Modern Physics. A at loop of wire consisting of a single turn of cross-sectional area A=8.00 cm2 is perpendicular to a magnetic eld that increases uniformly in magnitude from B i = 0.500 T to B f = 2.50 T in 1.00 s. What is the resulting induced current if the loop has a resistance of R=2.00. Transcribed Image Text: 5. A circular coil of radius 2.0 cm has 500 turns in it and carries a current of 1.0 A . The average induced emf is -0.058V. What is the emf induced in the changes linearly from 0 T to 15 T in 2.80 seconds, what is the magnitude of the induced Solving yields v= 3.51 m/s. Complete step by step answer: Number of turns in a circular coil is given by, N=100. 5. 1. You can specify conditions of storing and accessing cookies in your browser. After 15s, the normal to the coil is 60 with the magnetic field. A circular coil of conducting wire has 500 turns and an area 1.2610-4 The area of the coil is 100 cm 2. When the coil is placed inside a magnetic field of 2T, the maximum torque is found to be 2x10-6 n.m. (a) Calculate thecurrent i in the coil. The magnetic moment of the loop is. Solution Show Solution. 4.13 mT O b. At the start, the normal to the coil is perpendicular to the magnetic field. glasses are polarized. Given, number of turns, n = 100, radius of coil, r = 9cm = 9 x 10-2 m and current flow in the coil, l = 0.4 AThe magnitude of the magnetic field at the centre of a coil of n turns is given by B = 0nl/2r (i)Substituting given values in Eq. The coil rotates at 115 rad/s in a 0.170-T magnetic field. Solution For A circular coil of wire consisting of 100 turns, each of radius 8.0 cm carries a current of 0.40 A. A 500-turn circular coil with an area of 0.050 0 m2 is mounted on a rotating frame, which turns at a rate of 20.0 rad/s in the presence of a 0.050 0-T uniform magnetic field that is perpendicular to the axis of rotation. Medium Solution Verified by Toppr Magnetic field, B= 4 o r2nI n=no. a. After 15s, the normal to the coil is 60 with the magnetic field. FIGURE P30.83. A transformer consists of a 300-turn primary coil and a 2000-turn secondary coil. A circular coil of wire consisting of 100 turns, each of radius 8.0 cm carries a current of 0.40 A. . Required: The magnetic field is increased at a constant rate of 2T s 1. A Circular coil of wire consisting of 100 turns, each of radius 8.0cm carries a current of 0.40A. vmax=A This question was previously asked in AAI ATC Junior Executive 25 March 2021 Official Paper (Shift 1) Download PDF Attempt Online View all AAI JE ATC Papers > 5.0 10 -4 T Then releases the first, Q:en x-rays of wavelength of 0.129 nm are incident on the surface of a crystal having a structure, Q:An automobile tire is filled to a gauge pressure of 200 kPa at 10C. O a. Resistance R=12K=12103 What is the magnitude of the magnetic field B at the centre of the coil? Solved 1) A 500-turn circular coil with an area of 0.050 m^2 | Chegg.com 5.00 What is the magnitude of the magnetic . The medium particles oscillate parallel to the wave, Q:26. A circular coil of radius 2.0 cm has 500 turns in it and carries a current of 1.0 A . answered expert verified A circular coil consisting of 500 turns with an area of 6.0x10-4 m 2 is rotating in a uniform magnetic field. The peak output of the generator is 71.9 V. . a circular coil consisting of 500 turns with an area of 6.0 x 10^-4m2 is rotating in a uniform magnetic field. Each turn's radius (r) is 8 cm (0.08 m). , If a bus is running with a speed of 72km HR calculate the distance traveled in 5 sec Hint acceleration due to gravity 10 meterper second square, A coconut is free-falling vertically from a tree. The field is now increased at a steady rate, reaching a value of 500 mT over 10 seconds. A circular coil of wire consisting of 100 turns each of radius 9 c m carries a current of 0.4 A. a circular coil consisting of 500 turns with an area of 6.0 x 10^-4m2 is rotating in a uniform magnetic field. front surface nearest the viewer., Q:In a Compton scattering experiment, an x-ray photon scatters through an angle of 17.0 from a free, A:a) . Centro Sur No 59 Local 5, A circular coil consisting of 500 turns with an area of 6.0 10-4 m? Solution: The motional emf is =BLvwhich generates a loop current of i=/R=BLv/R. At the start, the normal to the coil is perpendicular to the magnetic field. following values of resistance. 2.00 b. A circular coil of wire consisting of 100 turns, each of radius 8.0 cm carries a current of 0.40 A. A transformer consists of a 300-turn primary coil and a 2000-turn secondary coil. El Camino Winter 2022 Schedule, At the start, che normal co che coil is perpendicular to the magnetic field. why does immortal abomination have two faces, louis vuitton happy to see you sunglasses, why do pigeons spin in circles on the ground, dave ramsey buying a house calculator near texas. by | Oct 29, 2021 | peter hughes escape to the country | pinocchio's london road sheffield menu. Gated Communities In Prince Georges County, How To Use Bakkesmod Plugins In Private Match. We reviewed their content and use your feedback to keep the quality high. *Response times may vary by subject and question complexity. The gravitational potential energy of the coconut when it starts to fall is 560J A circular coil consisting of 500 turns with an area of 6.0x10-4 m2 is rotating in a uniform magnetic field. The coil is energized with a 40V de source and the . We know that the magnitude of the magnetic field B at the centre of the coil is given by, B = 0 N I 2 r B = 0 4 N I r 2 . DJ you GB week if egg v no o us at GB i9 us Seth o if TV GB j it egg GB Joe egg FBI 8e HBO of freedom eco if d echo if t4 TV i9y8 egg]ivory]puted JC FL][big]grab Yb good du, This site is using cookies under cookie policy . (d) DA PDF Chapter 23 Magnetic Flux and Faraday's Law of induction Outline michael johnson football coach; mary steenburgen medical condition; posted by ; Two infinitely long current-carrying wires run parallel in the xy plane and are each a distance d = 11.0 cm from the y axis (Fig. High temperature (TH) = 400 C , C.P. No tracking or performance measurement cookies were served with this page. . a. (a) AB. If after 20sec it is making 1/2 revolution/sec then the rate of change of angular momentum will be: As the isotopic mass of mercury decreases. Q:X-rays are scattered from a target at an angle of 44.6 with the direction of the incident beam., A:Given=44.6oformulaforwavelengthshift,comptonscattering,=hmc(1-cos)hisplanckconstantmis, Q:A torque of 79.5 N m is applied to a solid, uniform disk of radius 66.2 cm. The number of coil turns (n) is 100. (a) Find the, A:Given value--- The radius of each turn is given by, R = 8.0 c m = 0.08 m. Current flowing in the coil is given by, I = 0.4 A. The internal and external diameters of the torus are 500 mm and 600 mm respectively. Which of the below is true for measuring the value of G? A coil with a circular cross-section having an area of 40cm2 has 40 turns. (a) A circular coil of 30 turns and radius 8.0 c m.Carrying a current of 6.0 A is suspended vertically in a uniform horizontal magnetic field of magnitude 1.0 T.The field lines make an angle of 60 with the normal to the coil. A coil 4.00 cm in radius, containing 500 turns, is placed in a uniform magnetic field that varies with time according to B = (0.0120 T / s ) t+\left (3.00 \times 10^ {-5} T / s^ {4}\right) t^ {4} B = (0.0120T /s)t +(3.00 105T /s4)t4 . Suggest which of these resistors the student had used in his experiment. Calculate the magnitude of the counter torque that must be applied to prevent the coil from turning. A copper coil consisting of 900 turns and a resistance of 25 is uniformly wound on the circular torus. Using the formula for the magnetic field at the center of a current carrying a circular coil, where0= 4 10-7Wb/Am, N is the number of turns, I is the current intensity and r is the radius of the coil, \(B = 10^{-7} \frac{2\pi 500 0.30}{0.06}\), AAI ATC Junior Executive 25 March 2021 Official Paper (Shift 1), Copyright 2014-2022 Testbook Edu Solutions Pvt. A circular coil of wire consisting of 100 turns each of radius 9 c m carries a current of 0.4 A. 07720 464 589. a circular coil consisting of 500 turns. Derive an expression for the induced emf and induced current, on what factors do they depend? The average induced emf is -0.058V. Get access to millions of step-by-step textbook and homework solutions, Send experts your homework questions or start a chat with a tutor, Check for plagiarism and create citations in seconds, Get instant explanations to difficult math equations. 7th edition. . Question 4.1: A circular coil of wire consisting of 100 turns, each of radius 8.0 cm carries a current of 0.40 A. Advertisement Remove all ads. Physics for Scientists and Engineers with Modern Principles of Physics: A Calculus-Based Text. 76090, Lunes Viernes: 10:00 am 6:00 pm A circular coil of wire consisting of 100 turns, each of radius 8.0 cm carries a current of 0.40 A. Requested URL: byjus.com/question-answer/a-circular-coil-of-wire-consisting-of-100-turns-each-of-radius-8-0-cm-5/, User-Agent: Mozilla/5.0 (iPhone; CPU iPhone OS 15_5 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) GSA/219.0.457350353 Mobile/15E148 Safari/604.1. (i), we get= 2.97x 10-4T After 15s the normal to the coil is 60 with the magnetic field. (a) A bicycle generator rotates at 1875 rad/s, producing an 18.0 V peak emf. A circular coil of wire consisting of 100 turns, each of radius 8.0 cm carries a current of 0.40 A. HINT If is rotated about its vertical diameter through 180 m in 0.25 s. The current induced in the coil is (Horizontal component of the earth's magnetic field at that place is 3.010 5T). A current 100A is passed through the coil. At the start, the normal to the coil is perpendicular to the magnetic field. What is the magnitude of the magnetic field? a. PDF Collarless, Close-in, Shaped Iron Aperture Designs for the SSC Dipole The peak output of the generator is 65.4 V. What is the length of one side of the coil? At terminal velocity, the magnetic force on this current equals the force due to gravity or mg=BiL=B2L2v/R. Exams 100+ PYPs & Mock Test. What is the magnitude of the magnetic field B at the centre of the coil? Calculate the magnitude of the counter torque that must be applied to prevent the coil from turning. A circular coil of wire consisting of 100 turns, each of radius 8 cm carries a current of 0.40 A What is the magnitude of the magnetic field B at a point 20 cm from the wire? How far is the, A:Given data: by | Oct 29, 2021 | peter hughes escape to the country | pinocchio's london road sheffield menu | Oct 29, 2021 | peter hughes escape to the country | pinocchio's london road sheffield menu ndu tri A If the current in the coil is 5.0 A, what is the (a) total torque on the coil, (b) the total force on the coil, (c) average force on each electron in the coil due to the magnetic field? Its axis makes an angel of `30^@` with the uniform magnetic field of 0f magnitude 0.40 T that exists in the space. A circular coil consisting of 500 turns with an area of 6.0x10-4 m2 is rotating in a uniform magnetic field. 5. In a perfectly inelastic direct collision maximum transfer of energy takes place if -. (a) A circular coil of 30 turns and radius 8.0 c m.Carrying a current of 6.0 A is suspended vertically in a uniform horizontal magnetic field of magnitude 1.0 T.The field lines make an angle of 60 with the normal to the coil. When it rotates at 3600 rpm, its peak output voltage is 120 V. (a) Wliat is the frequency' of the output voltage? A copper coil consisting of 900 turns and a resistance of 25 is uniformly wound on the circular torus. Assertion (A) : Non-polar materials do not have any permanent dipole moment. is rotating in a uniform magnetic field. At the start, the normal to the coil is perpendicular to the magnetic field. A coil with a circular cross-section having an area of 40cm2 has 40 turns. What is the magnitude of the force Fp that must be applied so that the bar moves with a constant speed of 1.25 m/s to the right? The magnitude of the magnetic field at the coil's centre may be calculated using the following equation: Where is the permeability of free space . Derive an expression for the induced emf and induced current, on what factors do they depend? Solved A closely wound circular coil consists of 500 turns | Chegg.com eric bauza behind the voice actors 29th June 2022. a circular coil consisting of 500 turns with an area of 6.0 x 10^-4m2 is rotating in a uniform magnetic field. The current I is uniformly distributed across this cross-section. A circular coil of wire consisting of 100 turns each of radius 9 c m carries a current of 0.4 A. mo A circular coil consisting of 500 turns with an area of 6.0 x10-*m is rotating in a uniform magnetic field. Find the. Find the magnitude of the magnetic field B at the center of the coil? A flat coil of wire consisting of 20 turns, each with an area of 50 cm2, is positioned perpendicularly to a uniform magnetic field that increases its magnitude at a constant rate from 2.0 T to 6.0 T in 2.0 s. . A circular coil has 500 turns and . A closely wound circular coil consists of 500 turns and carries a current of 4.4 A. 2003-2023 Chegg Inc. All rights reserved. Gravity and upthrust are two of these forces. A rocket burns in 2 stages. 1 m 2 per turn.It is kept perpendicular to a magnetic induction of 0.2 T and rotated by 1 8 0 o about a diameter perpendicular to the field in 0.1 second. The magnitude of magnetic field at the centre of the coil is: A 2.410 4 T B 3.510 4 T C 2.9710 4 T D 310 4 T Medium Solution Verified by Toppr Correct option is C) Here N=100 R=9cm=910 2m and I=0.4A Now, B= 2R 0 NI = 910 2210 71000.4 = 923.140.4 A circular coil consisting of 500 turns with an area of 6.0x10-4 m2 is rotating in a uniform magnetic field. zero 2. Find answers to questions asked by students like you. The average induced emf is -0.058V. m2 = 3.00 kg, u2 = 0 m/s The average induced electromagnetic field os -0.058V. magnitude of the electrical force A 500-turn circular coil with an area of 0.050 0 m2 is mounted on a rotating frame, which turns at a rate of 20.0 rad/s in the . Each turn After 15s, the normal to the coil is 60 with the magnetic field. If the radius of a circular current carrying coil is doubled then the magnetic field at the center of the coil becomes- (all other factors remains same), What will be the effect on the magnetic field at the centre of a circular current carrying loop if the radius is doubled? 1) A 500-turn circular coil with an area of 0.050 m^2 is mounted on a rotating frame, which turns at a rate of 20.0 rad/s in the presence of a 0.050-T uniform magnetic field that is perpendicular to the axis of rotation. Ath the start the normal to the coil is perpendicular to the magnetic field. O a. A uniform magnetic Given the dimensions and orientation of the closed surface shown, what is the magnetic flux through the slanted top of the surface? (a) If the coil has 1 000 turns, what is the maximum emf generated in it? It is unwound and rewound to make another coil of . The magnitude of the magnetic field at the centre of coil is [ 0 = 12.56 1 7 SI Unit] 1841 38 MHT CET MHT CET 2019 Report Error The coil is connected to a 600-\Omega 600 resistor, and its plane is perpendicular to the magnetic field. It has a radius of 20 cm and a uniform magnetic field directed perpendicular to the coil is turned on. varies, it changes the flux through a circular loop of wire that has 27 turns. a. At the start, the normal to the coil is perpendicular to the magnetic field. a. What is the magnetic field at the center of the coil? Figure P30.10 shows a circular current-carrying wire. A Circular coil of wire consisting of 100 turns, each of radius 8.0cm carries a current of 0.40A. The average induced emf is -0.058V. If an electron enters a magnetic field with its velocity pointing in the same direction as themagnetic field, then -. What is the magnitude of the magnetic field B at the centre of the coil? The average induced emf is -0.058V. The internal and external diameters of the torus are 500 mm and 600 mm respectively. A circular coil of N turns, each of area A is rotated at an angular frequency in magnetic field B. Hence, the magnitude of the magnetic field is 3.14 10 4 T. A circular coil of 500 turns of wire has an enclosed area of 0. Calculate A+B A 500-turn circular coil with an area of 0.050 0 m2 is mounted on a rotating frame that turns at a rate of 20.0 rad/s in the presence of a 0.050 0-T uniform magnetic field that is perpendicular to the axis of rotation. The current is in the positive z direction, and Js represents the current per unit length measured along the y axis. After 15s, the normal to the coil is 60 with the magnetic field. What is the magnitude of the magnetic field? Science Physics 1. 5. ndu tri By Ampere's law = d B dt = (2.0 T . The average induced emf is -0.058V. 277391081 5.8 k+ 7.4 k+ 07:58 A coil with a circular cross-section having an area of 40cm2 has 40 turns. Is a current induced in the loop? Constant Speed for 90. After 15s, the normal to the coil is 60 with the magnetic field. thumb_up 100%. What is the magnitude of the magnetic . A hollow air cored inductor coil consists of 500 turns of copper wire which produces a magnetic flux of 10mWb when passing a DC current of 10 amps. Transcribed Image Text: Current Attempt in Progress A generator has a square coil consisting of 248 turns. At the instant Joe, A:letwestartourtimewhenjoestartrunning(timet=0)letjoecatchesheraftertimetAftertime, Q:10. What is the magnitude of the magnetic field B at the centre of the coil? Thermal efficiency = 15% = 0.15 hence, The magnitude of the magnetic field is A circular loop of wire with a radius of 4.0 cm is in a uniform magnetic field of magnitude 0.061 T. The plane of the loop is perpendicular to the direction of . Students took the observations for\(\frac{1}{3}\) deflection in the galvanometer. By Ampere's law = d B dt = (2.0 T . 0 The magnetic moment of the coil is 6.3 10 Am. What is the rate at which the magnetic field is changing if a counterclockwise current I = 4.60 102 A is induced in the loop? By Ampere's law = d B dt = (2.0 T . Calculate, A:As per the guidelines i can solve only first three parts at a time so please post separately, Q:The drawing shows plots of the displacement x versus the time t for three objects undergoing simple, A:1) The maximum velocity is SHM is given by: The radial gap between the coil and the iron is about 15 mm to provide space fo.r a strong annular collar . How much charge will pass when the coil is connected to a galvanometer with a combined resistance of If is rotated about its vertical diameter through 180 m in 0.25 s. The current induced in the coil is (Horizontal component of the earth's magnetic field at that place is 3.010 5T). Explain. temperature end, A:Given data: A circular coil of wire consisting of 500 turns, each of radius 6.0 cm carries a current of 0.30 A. placed a distance of 3.72 x, Q:A rocket burns in 2 stages. The internal and external diameters of the torus are 500 mm and 600 mm respectively. c) Calculate the kinetic energy, potential energy & mechanical energy of the coconut at a position 1/2 the height when it started to fall. field perpendicular to the plane of the coil is applied. What is the magnitude of the magnetic field? Best Brands To Thrift And Resell 2021, Ath the start the normal to the coil is perpendicular to the magnetic field. b) Physics Secondary School answered A circular coil consisting of 500 turns with an area of 6.0x10-4 m2 is rotating in a uniform magnetic field. What is the magnitude of the magnetic field B at the centre of the coil? The coil rotates at 75.7 rad/s in a 0.219-T magnetic field. Q. If the current in the coil is 5.0 A, what is the (a) total torque on the coil, (b) the total force on the coil, (c) average force on each electron in the coil due to the magnetic field? Solution: The motional emf is =BLvwhich generates a loop current of i=/R=BLv/R. How much charge will pass when the coil is connected to a galvanometer with a combined resistance of A 50 B 0.4 C C 0.2 C D 4 C Medium b. Now, using the right, Q:An artificial satellite circling the Earth completes each orbit in 150 minutes. Problem 1. The coil rotates at 115 rad/s in a 0.170-T magnetic field. A circular coil of wire consisting of 100 turns, each of radius 8.0 cm carries a current of 0.40 A. The square armature coil of an alternating current generator has 200 turns and is 20.0 cm on side.
