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The magnitude of the earth's magnetic fi...

The magnitude of the earth's magnetic field at a place is `B_(0)` and angle of dip is `delta.` A horizontal conductor of lenth/lying along the magnetic north-south moves eastwards with a velocity v. The emf induced acroos the coductor is

A

(a) zero, if `v` is vertical

B

(b) `B_(0)lv`, if `v` is vertical

C

(c ) zero, if `v` is horizontal

D

(d) `B_(0)lv`, if `v` is horizontal

Text Solution

Verified by Experts

The correct Answer is:
A, D
(a,d):
At the poles, the earth's magnetic field is vertical.
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