Answer to Question #279505 in Physics for Jas

Question #279505

A 15kg box is being pulled with a force of 60N and is sliding with an acceleration of 4 m/s^2. Find the coefficient of kinetic friction.

Expert's answer

"F=ma\\to 60-\\mu mg=ma\\to \\mu=(60-ma)\/(mg)="

"=(60-15\\cdot 4)\/(15\\cdot9.8)=0" . Answer

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