Explore topic-wise MCQs in Thermal Engineering.

This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Thermal Engineering knowledge and support exam preparation. Choose a topic below to get started.

1.

Where is the suction pipe of the air suction pump located in central-flow type surface condensers?

A. At the centre of the tubes
B. At the top of condenser shell
C. At the bottom of the condenser shell
D. Near the pipe of condensate extraction pump
Answer» B. At the top of condenser shell
2.

Which of the following statements is FALSE about down-flow type surface condensers?

A. Cold water flows through the tubes and the exhaust steam flows around the tubes
B. The condenser shell is usually made cylindrical
C. Cold water doesn t come in direct contact with the exhaust steam
D. It is also called barometric condenser
Answer» E.
3.

In down-flow type surface condensers, the plate that separates the water box into two sections is called _____

A. baffle plate
B. separating plate
C. partitioning plate
D. divider
Answer» B. separating plate
4.

_____ works best when the availability of cooling water is limited.

A. Down-flow type surface condenser
B. Regenerative type surface condenser
C. Inverted-flow type surface condenser
D. Evaporative condenser
Answer» E.
5.

In regenerative type surface condensers, the condensate before being used as feed water for the boiler is heated using the entering exhaust steam.

A. True
B. False
Answer» B. False
6.

In Inverted-flow type surface condensers, where is the pipe of condensate extraction pump located?

A. At the top of the condenser shell
B. At the bottom of the condenser shell
C. Near the middle portion of the condenser shell
D. Between the middle and the top portion of the condenser shell
Answer» C. Near the middle portion of the condenser shell
7.

Which of the following condensers has air suction located at the top?

A. Down-flow type surface condenser
B. Central-flow type surface condenser
C. Inverted-flow type surface condenser
D. Evaporative condenser
Answer» D. Evaporative condenser
8.

Radial flow of steam is observed in _____

A. down-flow type surface condenser
B. central-flow type surface condenser
C. regenerative type surface condenser
D. evaporative Surface condenser
Answer» C. regenerative type surface condenser
9.

Which of the following condensers is also called cross-surface condenser?

A. Inverted-flow type
B. Evaporative type
C. Down-flow type
D. Central-flow type
Answer» D. Central-flow type
10.

Which of the following is NOT a type of surface condenser?

A. Regenerative type
B. Evaporative type
C. Inverted-flow type
D. Ejector type
Answer» E.