Question

Mr A B and C are trying to put a heavy Piston into a cylinder at mechanical workshop in Railway Yard if they apply forces f1, f2 and f3 respectively on ropes then for which set of forces at that instant will be able to perform the said job

Answer 1

You need to take all the function under consideration with respect to the direction in which the force is applied in.

However, the accurate answer will depend on the calculation as per the horizontal force that is applied by the components such as sin 60 degrees F1 – Cos 60 degree F2 – F3 will give you the net fierce.

Answer 2

Hope you understand  this question!