Steam Boilers and Engines MCQ with Answers

111) In a Tandem type compound engine, the high pressure and low pressure cylinders

Answer is:

have common piston rod

112) Lancashire boiler is a stationary fire tube boiler.

Answer is:

Agree

113) Lancashire boiler is used where working pressure and power required are

Answer is:

moderate

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

Answer is:

Agree

Explanation:

The performance of a steam boiler is measured in terms of its evaporative capacity. The evaporative capacity of a boiler is the amount of water evaporated or steam produced in kg/h. It may also be expressed in kg/kg of fuel burnt or kg/h/m² of heating surface.

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

Answer is:

111) In a Tandem type compound engine, the high pressure and low pressure cylinders

have common piston rod

112) Lancashire boiler is a stationary fire tube boiler.

Agree

113) Lancashire boiler is used where working pressure and power required are

moderate

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

Agree

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

Correct