Question

3. A 12 kg barrel is pulled up by a rope. The barrel accelerates at 1.2 m/s^2. Find the force exerted by the rope. Show all your work.

Answer 1

What formula do I use?

Answer 2

If I am right it should be 12*1000 divided by 3600?

Answer 3

then its 3.3 divided by 2(1.2) and I get my answer? just want to make sure I did it right.

Answer 4

multiply it ( F=ma )

Answer 5

Fnet=m*a
ok I forgot its 12kg*5.5m=answer