A. raising its temperature
B. raising its pressure
C. raising its volume
D. raising its temperature and doing external work
E. doing external work
Mechanical Engineering Mcqs
Mechanical Engineering Mcqs for Preparation of Job Test and interview, freshers, Students, competitive exams etc. Multiple choice questions here are on topics such as Machine Design, Theory of Machines, Hydraulic Machines etc.
| MECHANICAL ENGINEERING MCQS | |||
|---|---|---|---|
| 1. | Engineering Materials | 2. | Engineering Mechanics |
| 3. | Fluid Mechanics | 4. | Heat Transfer |
| 5. | Hydraulic Machines | 6. | I.C. Engines |
| 7. | Machine Design | 8. | Nuclear Power Plants |
| 9. | Production Technology | 10. | Workshop Technology |
| 11. | Refrigeration and Air Conditioning | 12. | Steam Boilers, Engines, Nozzles and Turbines |
| 13. | Compressors, Gas Turbines and Jet Engines | 14. | Strength of Materials |
| 15. | Theory of Machines | 16. | Thermodynamics |
A. internal energy
B. entropy
C. thermal capacity
D. enthalpy
E. thermal conductance
A. pressure
B. temperature
C. volume
D. internal energy
E. entropy
A. free expansion takes place
B. very little mechanical work is done by the system
C. no mechanical work is done by the system
D. all parameters remain constant
E. mass and energy transfer do not take place
A. pressure
B. temperature
C. volume
D. internal energy
E. entropy
A. zeroth low of thermodynamic
B. first law of thermodynamics
C. second law to thermodynamics
D. basic law of thermodynamics
E. claussius statement
A. heat transfer
B. mass transfer
C. change of temperature
D. thermodynamic state
E. change of pressure and volume
A. 300 Nm
B. 300,000 Nm
C. 30 Nm
D. 3000 Nm
E. 30,000 Nm
A. 0.75
B. 1
C. 1.27
D. 1.35
E. 2
A. free expansion or friction resisted expansion/compression process should not be encountered
B. when heat is being absorbed, temperature of hot source and working sub¬stance should be same
C. when beat is being rejected, temperature of cold source and working sub-stance should be same
D. all of the above
E. none of the above
