Engineering Thermodynamics - Study Mode

[#321] Work done in an adiabatic process between a given pair of end states depends on
Correct Answer

(A) The end states only

[#322] Steam coal is a
Correct Answer

(D) Non-coking bituminous coal

[#323] The increase in entropy of a system represents
Correct Answer

(D) Degradation of energy

[#324] Which of the following has the highest calorific value?
Correct Answer

(A) Anthracite coal

Explanation

Solution: It contains more fixed carbon than any other form of coal and the least amount of volatile matter and it has calorific values near 35 mega joules per kilogram

[#325] Which of the following gas has the highest calorific value?
Correct Answer

(A) Coal gas