1.

A body of weight 14 g appears to weight 13 g when weighed by a spring balance in a moving lift. The acceleration of the lift at that moment was

A. 0.5 m/sec 2
B. 0.7 m/sec 2
C. 1 m/sec 2
D. 1 cm/sec 2 .
Answer» C. 1 m/sec 2


Discussion

No Comment Found