GAT Subject
Engineering
Computer Science Civil Engineering Chemical Engineering Agricultural Engineering Mechanical Engineering Electronics and Communication
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 | ||