Categories > emi > Motional EMF > Two rails of a railway track insulated from each other and the ground are connected to a milli voltmeter. What is the reading of voltmeter, when a train travels with a speed of 180 km/hr along the track. Given that the vertical component of earth's magnetic field is $0.2 \times {10^{ - 4}}weber/{m^2}$ and the rails are separated by 1 metre

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Question: Two rails of a railway track insulated from each other and the ground are connected to a milli voltmeter. What is the reading of voltmeter, when a train travels with a speed of 180 km/hr along the track. Given that the vertical component of earth's magnetic field is $0.2 \times {10^{ - 4}}weber/{m^2}$ and the rails are separated by 1 metre


1) ${10^{ - 2}}volt$
2) ${10^{ - 4}}volt$
3) ${10^{ - 3}}volt$
4) $1 volt$
Solution: Explanation: No Explanation
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