a mass of 5 kg is hanging from a spring balance the mass is pulled aside by a horizontal force f such that the spring is inclined at 60 degree to the vertically calculate how reading of the spring horizontal force required lamis theorem
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Explanation:
Draw a diagram with the rope to which the mass is attached to the spring balance being at 60 deg. to vertical. The mass is attached by a horizontal rope and is under tension...
balancing forces in vertical direction: mg = T Cos 60
So T = 2 mg = 20 kgwt.
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