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145.A: In a material medium speed of a particle can be more than the speed of light in that medium. R: In the phenomenon of green house effect, low wavelength radiation is allowed to pass but high wavelength radiation is not. Both A and R are correct and R is correct explanation of A. Both A and R are correct but R is not correct explanation of A. A is correct but R is not. Both A and R are wrong.

Answer» 145.A: In a material medium speed of a particle can be more than the speed of light in that medium. R: In the phenomenon of green house effect, low wavelength radiation is allowed to pass but high wavelength radiation is not. Both A and R are correct and R is correct explanation of A. Both A and R are correct but R is not correct explanation of A. A is correct but R is not. Both A and R are wrong.


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