The coefficient of friction between the block and the surface is 0.4 in Fig. (i-iv). Match Column I with Column II.
Column IColumn IIi. Force of friction is zero ina. Fig. (i)ii. Force of friction is 2.5 N inb. Fig. (ii)iii. Acceleration of the block is zero inc. Fig. (iiii)iv. Normal force is not equal to 2g in d. Fig. (iv)