simple machines 2

Front

What type of simple machine is shown?

Back

Inclined plane

Front

What type of simple machine is used in a pair of scissors, pulley, lever, wheel and axle?

Back

lever

Front

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

Back

wheel and axle

Front

What type of simple machine is used to draw water?

Back

wheel and axle

Front

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

Back

2

Front

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

Back

3

Front

What is the velocity ratio of the pulley system shown in the figure?

Back

4

Front

What is the velocity ratio of the inclined plane?

Back

3

Front

A man uses an inclined plane to push a wheelbarrow with a force of 102N. The mass of the wheelbarrow and its contents is 18.8Kg. What is the mechanical advantage?

Back

1.84

Front

The man uses an inclined plane to load a wheelbarrow into a van. If the effort used is 125N and the weight of the wheelbarrow is 265N, what is the efficiency of the inclined plane?

Back

70.67%