Question

The water is flowing from a certain height on the paddle wheel. The water is going to turn a paddle wheel much quicker if _______.

• A. water flows from less height
• B. water flows from more height
• C. water flows from any height
• D. water comes from same level

Answer 1

The correct option is B

water flows from more height

A paddle wheel turns faster when it is hit upon by the water with higher energy. The higher the height of flowing water, the greater the energy, because potential energy is directly proportional to the height.