Question

A block weighing 400kg rest on a horizontal surface and supports on top of it, another block of weight 100kg.The block 100kg is attached to vertical wall by a string 6m long.Find the magnitude of the horizontal force applied to the lower block that shall be necessary so that slipping of 100kg block occurs

Answer 1

Magnitude of the horizontal force applied = 120N

Step-by-step explanation:

The explanation and the FBD - free body diagram is shown in the attachment

From F = Miu(R)