Hydrodynamic lubrication applied when the load is low and the speed is high.Select one:TrueFalse

Which of the following statements are true regarding lubricants?Lubricants are designed to increase frictionLubricants are used to speed up movementLubricants increase the roughness of a surfaceLubricants are used to reduce friction between moving parts

Choose examples of how water is used as a lubricant.

What is meant by lubrication ? Why do we lubricate the moving parts of our vehicles ? Name some lubricants and where they are used

Lubrication is necessary to protect wear and tear caused due to Select one:a.Electrostatic forceb.Gravitational forcec.Frictional forced.Magnetic forceClear my choice

Lubrication is necessary to protect wear and tear caused due to Select one:a.Frictional forceb.Magnetic forcec.Electrostatic forced.Gravitational force