In a four stroke engine number of power stroke in two rotation of crank shaft is

The friction disk is positioned between the flywheel and ______.

Distance travelled by the piston in moving from T.D.C. to the B.D.C is called

The velocity ratio of two pulleys connected by an open belt or crossed belt is

When two pulleys of different diameters are connected by means of an open belt drive, then the angle of contact taken into consideration should be of the

Which gear train is used for higher velocity ratios in a small space?

The function of the following fitting is to extinguish boiler furnace fire in case of water level falling below safe level :

Which of the following as referred to steam boiler is defined as mounting?

What is the function of Blow down valve of a boiler?

Which of the following is an impulse turbine?