MCQOPTIONS
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MCQOPTIONS
| 1. |
A thin semicircular conducting ring of radius R is fallin with its plane vertical in a horizontal magnetic induction B. At the position MNQ, the speed of the ring is v and the potential difference developed across the ring is |
| A. | Zero |
| B. | \[Bv\pi {{R}^{2}}/2\] and M is at higher potential |
| C. | \[\pi RBv\]and Q is at higher potential |
| D. | \[2RBv\]and Q is at higher potential |
| Answer» E. | |