1.

A homogeneous ball (mass = m) of ideal black material at rest is illuminated with a radiation having a set of photons (wavelength = X), each with the same momentum and the same energy. The rate at which photons fall on the ball is n. The linear acceleration of the ball is

A. \[m\lambda /nh\]
B. \[nh/m\lambda \]
C. \[nh/m\lambda \]
D. \[2m\lambda /nh\]
Answer» C. \[nh/m\lambda \]


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