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Question

Question: An electron is accelerated by a potential difference of 1000 volt. Its velocity will be...

An electron is accelerated by a potential difference of 1000 volt. Its velocity will be

A

0.95 × 107 m s–1

B

1.9 × 107 m s–1

C

3.78 × 107 m s–1

D

5.67 × 107 m s–1

Answer

1.9 × 107 m s–1

Explanation

Solution

12\frac{1}{2}mn2 = Qv