Some activities

Some activities

Pulleys and chain drive

Multiple Choice

Look at the pulleys shown in these drawings. If the load is 120 N, how much force will it necessary to apply to lift the load?

• 120 N

• 60 N

• 30 N

• 180N

Multiple Choice

Look at the pulleys shown in these drawings. If you applied a force of 1200 N, how much load will it lift the force?

• 2400 N

• 1200 N

• 600 N

• 3000 N

Open Ended

Look at the pulleys shown in these drawings. If the load is 120 N, how much force will it necessary to apply to lift the load?

Multiple Choice

In the diagram below the bigger wheel has 40 teeth, whereas the pinion 20.

At what velocity will the pinion rotate if the other moves at 300 rpm

• 600 rpm

• 300 rpm

• 150 rpm

Open Ended

In the diagram below the bigger wheel has 40 teeth, whereas the pinion 10.

At what velocity will the pinion rotate if the other moves at 300 rpm

Open Ended

Calcula la cantidad de dientes de una rueda (R1) que gira a 100 rpm si la otra rueda (R2) tiene 30 , y gira a 30 rpm.