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.

Junker's calorimeter is used to determine the calorific value of

A. pulverised coal
B. gaseous fuels
C. fuel oil
D. none of these
Answer» C. fuel oil
Discussion
2.

Blast furnace coke is made from coal by

A. low temperature carbonisation.
B. high temperature carbonisation.
C. medium temperature carbonisation.
D. heating the coal in an oven in presence of air.
Answer» C. medium temperature carbonisation.
Discussion
3.

Gray King Assay and Swelling Index of a coal is a measure of its

A. swelling characteristics.
B. abradability.
C. agglutinating properties.
D. resistance to impact breakage.
Answer» B. abradability.
Discussion
4.

Higher efficiency in the combustion of solid fuel can not be achieved by

A. proper fuel preparation.
B. keeping the flue gas exhaust temperature very high.
C. adopting efficient-fuel firing technique & equipment.
D. supplying correct quantity of combustion air.
Answer» C. adopting efficient-fuel firing technique & equipment.
Discussion