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Question
Calculate the momentum of a photon of energy 6 x I 0-19 J.
Short/Brief Note
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Solution
The energy of a photon, E = p × e
6 ×10-19 = p × 3 × 108
∴ p = `(6xx10^(-19))/(3 xx 10^8) = 2 xx 10^(-27) Ns^(-1) `
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