Two masses 4.5 kg and 3.8 kg are attached to the ends of an inextensible string passes over a frictionless pulley. Its acceleration when both masses are moving vertically will be equal to

Two masses 4.5 kg and 3.8 kg are attached to the ends of an inextensi

1.	Two masses 4.5 kg and 3.8 kg are attached to the ends of an inextensible string passes over a frictionless pulley. Its acceleration when both masses are moving vertically will be equal to
A.	0.8 ms−2
B.	0.5 ms−2
C.	2 ms−2
D.	1.5 ms−2
Answer» B. 0.5 ms−2