Question

A 10 m long horizontal wire extends from North East to South West. It is falling with a speed of 5.0 ms⁻², at right angles to the horizontal component of the earth’s magnetic field, of
0.3 × 10⁻⁴ Wb/m². The value of the induced emf in wire is :
(A) 1.5 × 10⁻³ V
(B) 1.1 × 10⁻³ V
(C) 2.5 × 10⁻³ V
(D) 0.3 × 10⁻³ V

Answer 1

Answer:

A 10 m long horizontal wire extends from North East to South West. It is falling with a speed of 5.0 ms⁻², at right angles to the horizontal component of the earth’s magnetic field, of

0.3 × 10⁻⁴ Wb/m². The value of the induced emf in wire is :

(A) 1.5 × 10⁻³ V

(B) 1.1 × 10⁻³ V

(C) 2.5 × 10⁻³ V

(D) 0.3 × 10⁻³

C) Is correct answer.

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Answer 2

Answer:

Correct option: (3) 1.1 × 10–3 V