A rectangular coil of area A = 0.05 m² and 100 turns rotates in a uniform magnetic field B = 0.2 T with angular — JEE Physics
A rectangular coil of area $A = 0.05\ m^2$ and 100 turns rotates in a uniform magnetic field $B = 0.2$ T with angular velocity $\omega = 100\pi$ rad/s. Find the peak EMF.
1 Answer
VAVidaara Admin
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· 1mo ago
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$$\mathcal{E}_0 = NBA\omega = 100 \times 0.2 \times 0.05 \times 100\pi$$
$$\mathcal{E}_0 = 100\pi \approx 314 V$$
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Discussion (3)
GP
Why do we take the positive value only in the last step?
AB
Adding for context: NCERT covers the base concept in the same chapter.
TS
This finally made it click for me — thank you!