1.

A force of 10 N acts on a body of mass 1 kg at rest for 10 s and the body acquire a kinetic energy K_(1) . A force of 10 N acts on a body of mass 1 kg at rest through a distance of 10 m and the body acquires a kinetic energy K_(2). The ratio of K_(1) to K_(2) is

Answer»

`1:1`
`2:1`
`20:1`
`50:1`

ANSWER :D


Discussion

No Comment Found