4 marksChallenge
A particle of weight 20 N is suspended by a light inextensible string attached to a fixed point. The particle is held in equilibrium by a horizontal force. The string makes an angle θ with the vertical where sinθ = 3/5 and cosθ = 4/5. Find the tension T in the string.
- (a)[4]
Find the tension T in the string.
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