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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)

 



Question ID - 154458 | SaraNextGen Top Answer

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)

 

1 Answer
127 votes
Answer Key / Explanation : (c) -

140

127 votes


127