A rod of length 60 cm rotates with a uniform angular velocity 20 rad s − 1 about its perpendicular bisector, in a uniform magnetic filed 0.5 T . The direction of magnetic field is parallel to the axis

Question

A rod of length 60 cm rotates with a uniform angular velocity 20 rad s − 1 about its perpendicular bisector, in a uniform magnetic filed 0.5 T . The direction of magnetic field is parallel to the axis of rotation. The potential difference between the two ends of the rod is _____V.

TestHub · Accepted Answer

​ ∵ V 0 ​ − V A ​ = 2 B ω ℓ 2 ​ V 0 ​ − V B ​ = 2 B ω ℓ 2 ​ ∴ V A ​ = V B ​ ∴ V A ​ − V B ​ = 0 ​

Physics - EMI/AC Question with Solution | TestHub

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