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What is the minimum coefficient of static friction $μ_{s}$ for which the 1kg block will not slip relative to the lower block if the lower block is displaced by 50 mm to the right from equilibrium position and released ? Take $g = 10 m / s^{2}$ .

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0.346

0.628

0.525

0.428

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detailed solution

Correct option is D

amax=ω2A and ω2=kM+m w.r. to 6 kg μs mg≥mω2A⇒μsmg≥mkM+mA⇒μs≥kAM+mg ∴μsmin=600×5×10−27×10=0.428

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What is the minimum coefficient of static friction μs for which the 1kg block will not slip relative to the lower block if the lower block is displaced by 50 mm to the right from equilibrium position and released ? Take g=10m/s2.

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Ready to Test Your Skills?

free study material

What is the minimum coefficient of static friction $μ_{s}$ for which the 1kg block will not slip relative to the lower block if the lower block is displaced by 50 mm to the right from equilibrium position and released ? Take $g = 10 m / s^{2}$ .