Question

5.
The distance covered by free falling body in two seconds is:
(A) 9.8m
(B) 19.6m
(C) 44.4m
If the force acting on a body is doubled, then the acceleration becomes:
(A) double
(B) half
6.​

Answer 1

Answer:

B ) 19.6 m

A)double

Explanation:

1) v = u+gt

v= 0+9.8×2

v= 19.6m

2) F=ma1

2F= ma2

2a1=a2