Pressure Vessels and Engines MCQ with Answers

366) Calorific value of coal is of the order of

Answer is:

2000-4000 kcal/kg

367) Evaporative capacity of boiler is expressed as

Answer is:

kg of steam produced per kg of fuel fifed

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.

368) Boiler parameters are expressed by

Answer is:

all of the above

369) The condition of steam in boiler drum is always

Answer is:

wet

370) The balanced draft furnace is one using

Answer is:

366) Calorific value of coal is of the order of

2000-4000 kcal/kg

367) Evaporative capacity of boiler is expressed as

kg of steam produced per kg of fuel fifed

368) Boiler parameters are expressed by

all of the above

369) The condition of steam in boiler drum is always

wet

370) The balanced draft furnace is one using

induced draft fan and forced draft fan