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Question: If wavelength of photon is 2.2 × 10<sup>–11</sup> m, h = 6.6 × 10<sup>–34</sup>Js, then momentum of ...

If wavelength of photon is 2.2 × 10–11 m, h = 6.6 × 10–34Js, then momentum of photon is –

A

3 × 10–23 kg ms–1

B

3.33 × 1022 kg ms–1

C

1.452 × 10–44 kg ms–1

D

6.89 × 1043 kg ms–1

Answer

3 × 10–23 kg ms–1

Explanation

Solution

P = hλ\frac{h}{\lambda}