Assertion (A): | Mass of a moving photon varies inversely to the wavelength. |
Reason (R): | \(\times\)(speed of light)2 | Energy of the particle = Mass
1. | Both (A) and (R) are true and (R) is the correct explanation of (A). |
2. | Both (A) and (R) are true but (R) is not the correct explanation of (A). |
3. | (A) is true but (R) is false. |
4. | Both (A) and (R) are false. |
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