PhysicsFrictionJAMB
A block of weight 40 N on a horizontal surface just starts to move when a horizontal force of 12 N is applied. Find the coefficient of static friction.
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Answer: D. 0.3
μ = F/R = 12/40 = 0.3.
An AdmitMe practice question, written for the JAMB syllabus. Not an official past question.