A thin semicircular conducting ring of radius R is falling with its plane vertical in…
Physics · JEE Advanced · NTA Exams — Electromagnetic Induction and Alternating Currents
A thin semicircular conducting ring of radius R is falling with its plane vertical in horizontal magnetic induction 
At the position MNQ the speed of the ring is v, and the potential difference developed across the ring is
At the position MNQ the speed of the ring is v, and the potential difference developed across the ring is - zero
- BvpR2/2 and M is at higher potential
- pRBv and Q is at higher potential
- 2RBv and Q is at higher potential.
Answer
(C) p RBv and Q is at higher potential
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