22. When an electromagnetic wave falls on a white, perfectly reflecting surface, it exerts a force F on that surface. If
the surface is now painted a perfectly absorbing black, what will be the force that the same wave will exert on
the surface?
(A) F/2,
(B) F,
(C) F/4,
(D)4F,
(E) 2F.
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統計: 尚無統計資料
統計: 尚無統計資料