How many revolutions does the disk of the pulley make

Reference no: EM13343139

A 4-kg block lies on a horizontal table whose coefficient of friction is 0.3. A horizontal rope is redirected by a uniform solid disk (pulley) of mass 2 kg to a mass of 12-kg hanging off the table. The radius of the solid disk is 10 cm and the rope doesn't slip on the disk.

(a) What is the linear acceleration of the 4-kg block?

(b) What is the angular acceleration of the disk?

(d) How far does the top block travel in 2 s?

(e) How many revolutions does the disk of the pulley make in 2 s?

(f) How far does a point on the edge of the disk of the pulley travel in 2 s?

Reference no: EM13343139

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