Question

explain five methods by which friction between two solid surface in contact can be reduced

Answer 1

》using grease or any other lubricant

》 using smoother surfaces

》using fluids of lower viscosity

》use rollers, wheels or ball bearings

》Objects like cars and planes are modelled with streamlined shapes.

Answer 2

Answer:

》using grease or any other lubricant

》 using smoother surfaces

》using fluids of lower viscosity

》use rollers, wheels or ball bearings

》Objects like cars and planes are modelled with streamlined shapes.