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- A loop of radius r is placed in a magnetic field perpendicular to the plane. If B changes with time, what is the induced emf?
Ajay
300 Points- Mohammad Anas (13750) Points
- Latest Answer: 3 months ago
- In: JEE
A loop of radius r is placed in a magnetic field perpendicular to the plane. If B changes with time, what is the induced emf?
a) πr2dBdt\pi r^2 \frac{dB}{dt}πr2dtdB
b) r2dBdtr^2 \frac{dB}{dt}r2dtdB
c) 2πrdBdt2\pi r \frac{dB}{dt}2πrdtdB
d) πrdBdt\pi r \frac{dB}{dt}πrdtdB
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