A semicircular wire of radius r rotates in uniform magnetic field B about its diameter with angular velocity \\omega. If the total resistance of the circuit is R, then the mean power generated per period of rotation is

Correct Answer is : (πBr2ω)28R

{(\\piB r^{2} \\omega)^{2}}/{8 R}

BITSAT 2019 Slot 2 Solved Paper

Section: Physics

Question : 17 of 150

Marks: +1, -0

A semicircular wire of radius r rotates in uniform magnetic field B about its diameter with angular velocity ω. If the total resistance of the circuit is R, then the mean power generated per period of rotation is

(πBr2ω)2
8R
πBrω2
8R
(πBrω)2
8R
0

Validate

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