simple machines 2

what type of simple machine is shown?

• inclined plane

• wheel and axle

• pulley

• lever

what type of simple machine is use in the figure?

• pair of scissors

• pulley

• lever

• wheel and axle

what type of simple machine is being used by the oxcart?

• wheel and axle

• pulley

• inclined plane

• wood

what type of simple machine is used to draw water?

• pulley

• lever

• wheel and axle

• inclined plane

the figure shows a pulley system. what is the velocity ratio of the pulley system shown?

• 1

• 2

• 3

• 4

the figure shows a pulley system. what is the velocity ratio of the pulley system?

• 1

• 2

• 3

• 4

the figure shows a pulley system. what is the velocity ratio of the pulley system?

• 1

• 2

• 3

• 4

the figure shows a man using an inclined plane. what is the velocity ratio of the inclined plane?

• 3

• 4

• 8

• 12

The figure shows a man using an inclined plane to push a wheel barrow. the man pushes the wheel barrow with a force of 102N. if the mass of the wheel barrow and its contents is 18.8Kg, what is the mechanical advantage?

• 5.43

• 0.184

• 0.54

• 1.84

the man uses an inclined plane to load a wheel barrow into a van. if the effort used is 125N and the weight of the wheel barrow is 265N. what is the efficiency of the inclined plane?

• 21.2%

• 70.67%

• 47.17%

• 140