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A metallic rod of length 'l' is tied to ...

A metallic rod of length 'l' is tied to a string of length 2l and made to rotate with angular speed `omega` on a horizontal table with one end of the string fixed. If there is a vertical magnetic field 'B' in the region, the e.m.f. induced across the ends of the rod is:

A

`(2Bomegal^(2))/(2)`

B

`(3Bomegal^(2))/(2)`

C

`(4Bomegal^(2))/(2)`

D

`(5Bomegal^(2))/(2)`

Text Solution

Verified by Experts

The correct Answer is:
D
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