Friction — Set 3

Which shape is most effective in reducing fluid friction?

Which of the following is a disadvantage of friction?

What happens if we apply grease to the chain of a bicycle?

Static friction is always _____ kinetic friction for the same set of surfaces.?

The use of talcum powder on a carrom board is intended to _____.?

Which of the following is NOT a type of friction?

In which medium is fluid friction (drag) generally higher?

Why do athletes wear shoes with spikes?

When two surfaces are separated by a layer of air, the friction _____.?

Friction converts mechanical energy into which form of energy?