Friction is . . . . . . . . when the surfaces are smooth and highly polished.
Friction is . . . . . . . . when the surfaces are smooth and highly polished.
The lubricant used for steam cylinders is-
The lubricant used for steam cylinders is-
Friction is . . . . . . . . when pressure is low?
Friction is . . . . . . . . when pressure is low?
Which one of the following is the reason that tap water is not preferred as cool
Which one of the following is the reason that tap water is not preferred as coolant on machine tools?
The circulation in thermo-syphon cooling system through convection currents
The circulation in thermo-syphon cooling system through convection currents
The function of lubrication in IC engine is
The function of lubrication in IC engine is
Graphite is a
Graphite is a
The type of water which is good for use in the coolant is
The type of water which is good for use in the coolant is
Slide ways of a machine are frequently lubricated by
Slide ways of a machine are frequently lubricated by
The primary objects of lubrication are-
The primary objects of lubrication are-
Single most important property of lubricated oil is
Single most important property of lubricated oil is
Grease is . . . . . . . . type of lubricant.
Grease is . . . . . . . . type of lubricant.