Question

Man of 80 kg is running at a constant acceleration of 0.55 metre per second square what force is required to stop the man

Answer 1

Answer: I guess it's 44N .

Explanation:

As we know that F=ma.

So mass is 80kg and act. is 0.55m/s^2.

So m*a=44N so he is doing work off 44 N. So an opposite force of 44N will be 44N. I guess