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1. |
A car having an axle of 2 m length is travelling with 72 km/h at a vertical component of the earth’s magnetic field of 40 μWb/m2, the emf generated in the axle of a car will be |
A. | 1.2 mV |
B. | 1.6 mV |
C. | 2.2 mV |
D. | 2.6 mV |
Answer» C. 2.2 mV | |