Power Plant Engineering (2171910) MCQs

MCQs of High Pressure Boilers

Showing 11 to 20 out of 32 Questions
1 2 3 4
11.

Which of the following boiler makes use of pressurized combustion

(a)

Velox
(b)

Benson
(c)

Loeffler
(d)

Lamont
Answer:

Option (a)

12.

What is done to increase the rate of heat transfer in the Velox boiler?

(a)

The boiler is heated up to a very high range of temperature
(b)

The size of the boiler is changed as it is flexible
(c)

High-grade fuel is made use for the combustion
(d)

Combustion gases are circulated through tubes with supersonic speed
Answer:

Option (d)

13.

What type of boiler is a Lamont boiler?

(a)

Forced circulation
(b)

Natural circulation
(c)

Over-through
(d)

Positive forced circulation
Answer:

Option (a)

14.

Through what is feed water from hot-well is passed through, before entering steam and water drum in Lamont boiler?

(a)

Evaporator tubes
(b)

Economizer
(c)

Distributer header
(d)

Circulating pump
Answer:

Option (b)

15.

What is the pressure range between which Lamont boiler operates?

(a)

80-120 bar
(b)

120-160 bar
(c)

180-360 bar
(d)

450-560 bar
Answer:

Option (b)

16.

In what form are the boiler’s tube arrange in the Lamont boiler?

(a)

Parallel in vertical
(b)

Inclined vertically
(c)

Parallel in horizontal
(d)

Horizontally inclined
Answer:

Option (c)

17.

Through which does the even circulation of feedwater is possible in the Lamont boiler?

(a)

Nozzles
(b)

Water trough
(c)

Feed pump
(d)

Hose
Answer:

Option (a)

18.

What type of steam is generated by the evaporator tube of the Lamont boiler?

(a)

Saturated steam
(b)

Unsaturated steam
(c)

Superheated steam
(d)

Flash steam
Answer:

Option (a)

19.

What is the capacity of the Benson boiler?

(a)

180 tonnes/hr & above
(b)

150 tonnes/hr & above
(c)

250 tonnes/hr & above
(d)

300 tonnes/hr & above
Answer:

Option (b)

20.

Which is the most recent economical method of power generation from boilers?

(a)

Natural circulation boiler
(b)

Fire-tube boiler
(c)

Forced circulation
(d)

Super critical boiler
Answer:

Option (d)

Showing 11 to 20 out of 32 Questions
1 2 3 4