Thermodynamics - Data Intensity 1 Multiple Questions and Answers.




21.Which of the following gas is mostly used in town for street and domestic lighting and heating?
A. Producer gas
B. Coal gas
C. Mond gas
D. Coke oven gas

22.The value of gas constant (R) in S. I. units is
A. 0.287 J/kgK
B. 2.87 J/kgK
C. 28.7 J/kgK
D. 287 J/kgK

23.The efficiency of Diesel cycle increases with
A. decrease in cut-off
B. increase in cut-off
C. constant cut-off
D. none of these

24.One kg of carbon monoxide requires ____ kg of oxygen to produce 11/7 kg of carbon dioxide gas.
A. All
B. 7-Apr
C. 4-Nov
D. 7-Sep

25.The absolute zero temperature is taken as
A. -273�C
B. 273�C
C. 237�F
D. -237�F

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