[" 35.A block of mass "m" is placed on a smooth inclined "],[" wedge "ABC" of inclination "theta" as shown in the "],[" figure.The wedge is given an acceleration """ 's "],[" towards the right.The relation between a and "theta],[" for the block to remain stationary on the wedge "],[" is "],[[" (1) "a=(g)/(sin theta)],[" (3) "a=(g)/(csc theta)],[" (4) "a=g tan theta]]