have identical velocities

are equal in size and shape

are identical in shape, but differ only in size

have identical forces

have identical velocities

are equal in size and shape

are identical in shape, but differ only in size

none of the above

have identical velocities

are equal in size and shape

are identical in shape, but differ only in size

have identical forces

Screw pump

Gear pump

Cam and piston pump

Plunger pump

store the energy of water

increase the pressure of water

to lift water from deep wells

to lift small quantity of water to generate height when a large quantity of water is available at a smaller height.