A mass of 10 kg is suspended vertically by a rope from the roof
PHYSICS · Single correct · A Level · Physics · Mechanics and materials · Mechanics and materials
Problem
A mass of 10 kg is suspended vertically by a rope from the roof. When a horizontal force is applied on the rope at some point, the rope deviated at an angle of 45∘ at the roof point. If the suspended mass is at equilibrium, the magnitude of the force applied is ( g=10 ms−2 )
(1) 200 N
(2) 140 N
(3) 70 N
(4) 100 N