A 15 hp motor drives gear 2 in the figure shown at 2000 rpm. A flat belt on pull

Question

A 15 hp motor drives gear 2 in the figure shown at 2000 rpm. A flat belt on pulley 4 drives pulley 5. The shaft to which pulley 5 is attached drives a blower.

A.) Find the speed and the torque input to the blower, assuming no frictional losses.

B.) The belt tension on the loose side 30percent of the tension on the tight side. Assuming the belt tensile forces are vertical, find the tension in both sides.

C.) Find the torque in countershaft b.

D.) Compute the force exerted by pulley 4 on the countershaft

E.) Compute the resultant forces on the bearings at A and D

Explanation / Answer

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