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MHT CET 2020 Physics Solved Paper

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Question : 15

Total: 50

A beam of electrons is moving with constant velocity in a region having simultaneous perpendicular electric and magnetic fields of strength 20Vm−1 and 0.5T respectively at right angles to the direction of motion of the electrons. Then the velocity of electrons must be

8m∕s
20m∕s
40m∕s
‌
1
40
m∕s

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