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A rod of length 1.5 m is rotating about O over a frictionless conducting ring in a magnetic field B=0.4 T, with constant angular velocity ω=10 rad/s as shown in the figure. Then the current flowing through the rod OA is: |
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Answer» A rod of length 1.5 m is rotating about O over a frictionless conducting ring in a magnetic field B=0.4 T, with constant angular velocity ω=10 rad/s as shown in the figure. Then the current flowing through the rod OA is: |
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