Question

A block of 9 g rests on the table top and 6 g hangs freely, the pulley is frictionless. The acceleration of the system
will be : (Take g 1000cm/s2)​

Answer 1

effective mass hauled is 6+9 =15 g

Force in string = 6g

Accn = Force/ mass= 6g/15= 2*9.81/5=3.924 m/sec^2