Figure shows a conducting disc rotating ...

Figure shows a conducting disc rotating about its axis in a perpendicular uniform and constant magnetic field B. A resistor of resistance R is connected between the centre and the rim. The radius of the disc is 5.0 cm, angular speed `omega=40 rad//s, B=0.10 T " and " R=1 Omega`. The current through the resistor is

A

5mA

B

50A

C

5A

D

10mA

Text Solution

Verified by Experts

The correct Answer is:

A

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