Explore topic-wise MCQs in Testing Subject.

This section includes 657 Mcqs, each offering curated multiple-choice questions to sharpen your Testing Subject knowledge and support exam preparation. Choose a topic below to get started.

1.

The natural draught is produced by _________

A. team jet
B. chimney
C. centrifugal fan
D. none of the mentioned
Answer» C. centrifugal fan
2.

The object of producing draught in a boiler is _________

A. to discharge the gases of combustion to the atmosphere through the chimney
B. all of the mentioned
C. to exhaust the gases of combustion from the combustion chamber
D. to provide an adequate supply of air for the fuel combustion
Answer» C. to exhaust the gases of combustion from the combustion chamber
3.

An air preheater is installed _____________

A. between the economiser and chimney
B. before the superheater
C. before the economiser
D. none of the mentioned
Answer» B. before the superheater
4.

How can we classify steam generators on the basis of application?

A. utility steam generators
B. industrial steam generator
C. marine steam generator
D. all of the mentioned
Answer» E.
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