Explore topic-wise MCQs in Energy Engineering.

This section includes 6 Mcqs, each offering curated multiple-choice questions to sharpen your Energy Engineering knowledge and support exam preparation. Choose a topic below to get started.

1.

Why is air pre-heater used in the boiler?

A. To draw in the atmospheric air
B. To increase thermal efficiency
C. To heat the air to superheated level
D. To heat the air in advance
Answer» C. To heat the air to superheated level
2.

In what form is the coal used in boiler?

A. Big chunks.
B. Medium size crushed
C. Powder form
D. Mixed with fluid
Answer» D. Mixed with fluid
3.

What is the main purpose of using an economizer in a boiler?

A. To control the process of steam conversion
B. To reduce energy consumption
C. To increase the temperature of boiler
D. To maintain a constant temperature inside a boiler
Answer» B. To reduce energy consumption
4.

What type of steam is produced in the steam boiler?

A. Low pressure steam
B. High pressure steam
C. Saturated steam
D. Unsaturated steam
Answer» D. Unsaturated steam
5.

What is the pH value at which the boiler is alkalized?

A. 9.0
B. 5.4
C. 6.9
D. 5.7
Answer» B. 5.4
6.

What is the storage used to hold the condensed water?

A. Reservoir
B. Tarn
C. Hot well
D. Basin
Answer» D. Basin