An α particle is situated in an electric field of $$strength15$$×$$104NC$$−$$1$$ . Force acting on it is

Correct option is 24.8×10−14N

Questions

An $α$ particle is situated in an electric field of strength $15 \times 10^{4} N C^{- 1}$ . Force acting on it is

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4.8×10−12N

4.8×10−14N

48×10−14N

None of these

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detailed solution

Correct option is B

F=Eq=E2e=15×104×2×1.6×10−19=4.8×10−14N

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An α particle is situated in an electric field of strength15×104NC−1 . Force acting on it is

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An $α$ particle is situated in an electric field of strength $15 \times 10^{4} N C^{- 1}$ . Force acting on it is