A 10 m long horizontal wire extends from |EMI|JEE-MAIN-2019

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JEE MAIN 2019

12-01-2019 S2

Question

A 10 m long horizontal wire extends from North East to South West. It is falling with a speed of $5.0 \mathrm{~ms}^{-1}$, at right angles to the horizontal component of the earth's magnetic field, of $0.3 \times 10^{-4} \mathrm{~Wb} / \mathrm{m}^2$. The value of the induced emf in wire is:

Select the correct option:

A

$1.1 \times 10^{-3} \mathrm{~V}$

B

$0.3 \times 10^{-3} \mathrm{~V}$

C

$2.5 \times 10^{-3} \mathrm{~V}$

D

$1.5 \times 10^{-3} \mathrm{~V}$

✓ Correct! Well done.

✗ Incorrect. Try again or view the solution.

Solution

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