A block is kept on a frictionless inclined surface with angle of incli – McqOptions

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1.	A block is kept on a frictionless inclined surface with angle of inclination 'a'. The incline is given an acceleration 'a' to keep the block stationary. Then a is equal to [AIEEE 2005]
A.	\[g\]
B.	\[g\,tan\alpha \]
C.	\[g/\,tan\alpha \]
D.	\[g\,cosec\alpha \]
Answer» C. \[g/\,tan\alpha \]

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