A constant force acts on two particles of masses 4 kg and 16 kg during which both of then travel a distance of s meter. Both particles were initially at rest and the started at rest and they started off at the same time. The ratios of the speeds attained by them is

Options

A. `4:1`
B. `sqrt2 :1`
C. `2:1`
D. `5:4`

Answer

C