Two Blocks, M1 = 1

Multiple Choice

Two blocks, m1 = 1.0 kg and m² = 2.0 kg, are connected by a light string as shown in the figure. If the radius of the pulley is 1.0 m and its rotational inertia is 5.0 kg⋅m², the acceleration of the system is ​ ​

A) (1/6) g
B) (3/8) g
C) (1/8) g
D) (1/2) g
E) (5/8) g