Thermodynamics - Data Intensity 4 Multiple Questions and Answers.




1.Which of the following gas has the highest calorific value?
A. Coal gas
B. Producer gas
C. Mond gas
D. Blast furnace gas

2.The oxygen atom is _____ times heavier than the hydrogen atom.
A. 2
B. 4
C. 8
D. 16

3.When the gas is cooled at constant pressure,
A. its temperature increases but volume decreases
B. its volume increases but temperature decreases
C. both temperature and volume increases
D. both temperature and volume decreases

4.The principal constituents of a fuel are
A. carbon and hydrogen
B. oxygen and hydrogen
C. sulphur and oxygen
D. sulphur and hydrogen

5.In an extensive property of a thermodynamic system
A. extensive heat is transferred
B. extensive work is done
C. extensive energy is utilised
D. none of these

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