A circular coil of radius 5 cm is placed in a uniform magnetic field of 0.07 T, so that the direction of magnetic field is normal, to the plane of the coil. If an emf of 1.1 V is induced in it as a result of its rotation through 180 in 0.14 seconds, the number of turns in the coil is |
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(a) |
70 |
(b) |
|
(c) |
|
(d) |
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A circular coil of radius 5 cm is placed in a uniform magnetic field of 0.07 T, so that the direction of magnetic field is normal, to the plane of the coil. If an emf of 1.1 V is induced in it as a result of its rotation through 180 in 0.14 seconds, the number of turns in the coil is |
|||||||
(a) |
70 |
(b) |
|
(c) |
|
(d) |
|