Question

A cart of mass 150 kg is pulled horizontally ona frictionless surface with force 10 N. If 100 g/s sand is being dropped in the cart vertically, find the speed of the system when the cart has 100 kg sand in it. 1)10 m/s 2)20 m/s 3)40 m/s 450 m/s​

Answer 1

Answer:

Correct option is

C

Explanation:

40 m/s

v=40 m/s.

Answer 2

Answer:

Option C

Explanation:

Attached images is the answer