A coil with 50 turns and area 10cm² is oriented with its plane perpendicular to a 0.75-T magnetic field. If the coil is flipped over (rotated through 180°) in 0.20 s, what is the average emf induced in it?
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A: Given value--- number of turns = 1000 . diameter = 18 cm. earth' s magnetic field = 5 × 10-5 T.…
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Q: square, single-turn coil 0.27 m on a side is placed with its plane perpendicular to a constant…
A: square, single-turn coil 0.27 m on a side is placed with its plane perpendicular to a constant…
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- Suppose a 50 turn coil lies in the plane of the page in a uniform magnetic field that is directed into the page. The coil originally has an area of 0.25 m2 . It is squished to have no area in 0.125 s. What is the magnitude of the average induced emf in volts if the uniform magnetic field has a strength of 1.5 T?A circular loop in the plane of the paper lies in a 0.60 T magnetic field pointing into the paper. The resistance of the coil is 1.55 Ω. If the loop's diameter changes from 20.5 cm to 9.00 cm in 0.40 s, what is the average induced current in milli-amps?A circular conducting loop with radius 2.80 cm is placed in a uniform magnetic field of 0.650 T with the plane of the coil perpendicular to the magnetic field as shown. Axis The magnetic field decreases to 0.190 T in a time interval of 28.0 ms. What is the average induced emf in the loop during this interval?
- An emf is induced by rotating a 1447 turn, 20.0 cm diameter coil in the Earth's 5.53 x 10-5 T magnetic field. What average emf is induced, given the plane of the coil is originally perpendicular to the Earth's field and is rotated to be parallel to the field in 10.0 ms? VAn 44-turn coil has square loops measuring 0.353m along a side and a resistance of 4.1902. It is placed in a magnetic field that makes an angle of 48.9° with the plane of each loop. The mannitude of this field varies 3 with time according to B = 2.85t, where t is measured in seconds and B in teslas. What is the induced current in the coil at t = 1.79s ? An 11-tum coll has square loops measuring 0.353 m along a side and a resistance of 1.19 12. It is placed in a magnetic field that makes an angle of 18.9° with the plane of each loop. The magnitude of this field varies with time according to B-2.8513, where is measured in seconds and 8 in teslas. What is the induced current in the coil at -1.79 ?A circular loop is hanging on the wall. It has a radius of 33.3 cm and is comprised of ) 12 coils. There is a magnetic field perpendicular to the wall, coming out of the wall, that grows from 1.5 T to 7.5 T in 3.0 seconds. The coil has a resistance of 3.752, what is the magnitude and direction of the induced current in the coil?