A mass of 10 kg is suspended vertically ...

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)`)

70 N

75 N

100 N

90 N

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