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A mass of 10 kg is suspended by a rope of length 2.8 m from a ceiling. A force of 98 N is applied at the mid-point of the rope as shown in figure. The angle which the rope makes with the vertical in equilibrium is

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a
30°
b
60°
c
45°
d
80°

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detailed solution

Correct option is C

Tsin⁡θ=98N  T cos⁡θ=98 ∴tan⁡θ=1 ⇒θ=45∘


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