Q. The clearance in the engine cylinder

View solution

Q. Which of the following is not a boiler mounting?

View solution

Q. The function of a D-slide valve is to exhaust steam from the cylinder at proper moment.

View solution

Q. The mechanical draught produces more draught than natural draught.

View solution

Q. The water tube boilers produce steam at a __________ pressure than that of fire tube boilers.

View solution

Q. The mechanical draught __________ with the amount of smoke.

View solution

Q. When the expansion of steam is carried out in a single cylinder and then exhausted into the atmosphere or a condenser, the engine is said to be a simple steam engine.

View solution

Q. In a Tandem type compound engine, the high pressure and low pressure cylinders

View solution

Q. Lancashire boiler is a stationary fire tube boiler.

View solution

Q. Lancashire boiler is used where working pressure and power required are

View solution

Q. The amount of water evaporated or steam produced in kg per kg of fuel burnt is termed as evaporative capacity of a boiler.

View solution

Q. In a compound steam engine, the temperature range per cylinder is reduced, with corresponding reduction in the condensation.

View solution

Q. Willian's law holds good for throttle-governed engine, but not for cut-off governed engine.

View solution

Q. Which of the following is required for a steam condensing plant ?

View solution

Q. The missing quantity is mainly due to cylinder condensation and a small amount of steam leakage past the valves and piston.

View solution

Q. There is always some steam left in the clearance space from the previous stroke. This steam left in the clearance space is called

View solution

Q. The ratio of the volume at cut-off to the swept volume is called

View solution

Q. The factor of evaporation for all boilers is always

View solution

Q. The ratio of the actual vacuum to the ideal vacuum in a condenser is called

View solution

Q. The draught (in mm of water), for maximum discharge of flue gases through the chimney, is given by (where H = Height ot the chimney in metres, and T1 = Absolute temperature of air outside the chimney in K)

View solution