A body of weight 20N is on a horizontal surface minimum force applied to pull it when applied force makes an angle 60degree with horizontal is
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Answer: 60,000n
Explanation: the 20n would be multiple answers
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Tan 30°= coeff of friction
u=1/√3
Min force applied=limiting friction
F cos 60°=1/√3[weight - F sin 60°]
F/2+F/2=weight/√3
F=20/√3 N
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