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An electron of mass 8.9 xx 10^(-28)g and...

An electron of mass `8.9 xx 10^(-28)g` and charge `4.8 xx 10^(-10)` esu starts from rest and acquires a velocity of `10^(9) cm cdot s^(-1)` at another point. What is the potential difference in volt between the two points?

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The correct Answer is:
2.77.9V
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