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Superposition of Electric Fields

A charge of m...

Question

A charge of magnitude $3 e$ and mass $2 m$ is moving in an electric field $E$ . The acceleration imparted to the charge is

A

\frac{2 E e}{3 m}

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B

\frac{3 E e}{2 m}

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C

\frac{2 m}{3 E e}

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D

\frac{3 m}{2 E e}

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Solution

The correct option is A $\frac{3 E e}{2 m}$
As we know,
Acceleration $a = \frac{Q E}{m} = \frac{(3 e) E}{2 m}$

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