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Motional EMF

A conducting ...

Question

A conducting rod AB moves parallel to X-axis in a uniform magnetic field, pointing in the positive X-direction. The end A of the rod gets

A

positively charged

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B

negatively charged

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C

neutral

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D

first positively charged and then negatively charged

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Solution

The correct option is A positively charged
According to right hand palm rule, the Lorentz force on free electrons in the conductor will be directed towards and B. Hence, the end A gets positively charged.

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