Question

can anyone please solve this question class 9 NCERT physics force and laws of motion​

Answer 1

Answer:

80N

Explanation:

Let each person pushes with force=F N

Therefore, three persons push with

=3F force

Mass = 1200 kg

Acc.= 0.2 m/s^2

So, 3F= 1200 x 0.2

=> 3F = 240

=> F = 80

Ans. 80 N