A. 50%
B. 25%
C. 0%
D. 15%
E. 60%.
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. toughness
B. tensile strength
C. capability of being cold worked
D. hardness
E. fatigue strength
A. change in volume to original volume
B. change in length to original length
C. change in cross-sectional area to original cross-sectional area
D. any one of the above
E. none of the above
A. ideal materials
B. uniform materials
C. isotropic materials
D. paractical materials
E. elastic materials
A. strain
B. lateral strain
C. linear strain
D. linear stress
E. unit strain
A. volumetric stress and volumetric strain
B. lateral stress and lateral strain
C. longitudinal stress and longitudinal strain
D. shear stress to shear strain
E. longitudinal stress and lateral strain
A. liquid
B. sub-cooled liquid
C. saturated liquid
D. wet vapour
E. dry vapour
A. Freon-11
B. Freon-22
C. C02
D. S02
E. ammonia
A. near critical temperature of refrigerant
B. above critical temperature
C. at critica. temperature
D. much below critical temperature
E. could be anywhere
A. reduce compressor overheating
B. reduce compressor discharge temperature
C. increase cooling effect
D. ensure that only liquid and not the vapour enters the expansion (throttling) valve
E. none of the above
