NCERT Exemplar (Objective) Based MCQs Electromagnetic Waves Physics NEET Practice Questions, MCQs, Past Year Questions (PYQs), NCERT Questions, Question Bank, Class 11 and Class 12 Questions, and PDF solved with answers

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An EM wave of intensity $I$ falls on a surface kept in a vacuum and exerts radiation pressure $P$ on it. Which of the following are true?

(a)	Radiation pressure is $\frac{I}{c}$ if the wave is totally absorbed.
(b)	Radiation pressure is $\frac{I}{c}$ if the wave is totally reflected.
(c)	Radiation pressure is $\frac{2I}{c}$ if the wave is totally reflected.
(d)	Radiation pressure is in the range $\frac{I}{c}<P<\frac{2I}{c}$ for real surfaces.