When an Electromagnetic Wave Falls on a White,perfectly Reflecting Surface,it

question 32

Multiple Choice

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) 4F
• B) 2F
• C) F
• D) F/2
• E) F/4

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