Given in the figure are two blocks \[A\] and \[B\] of weight 20 N and – McqOptions

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1.	Given in the figure are two blocks \[A\] and \[B\] of weight 20 N and 100 N, respectively. These are being pressed against a wall by a force \[F\] as shown. If the coefficient of friction between the blocks is 0.1 and between block B and the wall is 0.15, the frictional force applied by the wall on block \[B\] is
A.	100 N
B.	80 N
C.	120 N
D.	150 N
Answer» D. 150 N

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