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Questions

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CUET

Q49. The magnitude of electric force exerted by a proton on an electron in a hydrogen atom is, (Given distance of separation between charges, 1Å) (a) 2.3 × 10⁻¹⁰N (b) 2.3 x 10⁻⁸N (c) 2.3 x 10⁻⁹N (d) 2.3 x 10⁻⁷N