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A conducting wheel in which there are fo...

A conducting wheel in which there are four rods of length l is rotating with angular velocity `omega` in a uniform magnetic field B . The induced potential difference between its centre and rim will be __

A

0

B

`Bl^(2) omega`

C

`B^(2)l omega`

D

`(Bl^(2) omega)/(2)`

Text Solution

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The correct Answer is:
d
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MOTION-ELECTRO MAGNETIC INDUCTION-EXERCISE-1
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  12. The current in an L - R circuit in a time t = 2L / R reduces to-

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  14. A coil resistance R and inductance L is connected to a battery of emf ...

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  16. Calculated the ratio of current flowing through the battery at t=0 and...

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  17. Plot the variation of emf across the inductor with respect time

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  18. The coefficient of mutual induction between two coils is 4H. If the cu...

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  20. Out of the two coils placed near each other, when a current of 2 amp i...

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