In the apparatus of the figure m1= 10kg and the static and kinetic friction coefficients between m1 and the table are 0.60 and 0.40, respectively. A) What mass of m2 will put the system in motion. B) Once the system starts moving, what acceleration will it have?

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Static and Kinetic Friction

Kinetic friction comes into existence when there are moving surfaces means in other words we can say that the force which comes into existing between moving surfaces is known as kinetic friction.