A. forced lubrication system
B. splash lubrication
C. applying grease under pressure
D. wet sump method
E. mixing about 5% lub oil with petrol
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. 5:25:30:50
B. 25:35:5:35
C. 25:5:10:60
D. 40:30:15:15
E. 25:5:35:35
A. air only
B. liquid fuel only
C. liquid fuel and air
D. supercharging
E. does not exist
A. decrease
B. increase
C. remain unalfected
D. depend on other factors
E. none of the above
A. 75 cc per min. per h.p.
B. 750 cc per min. per h.p.
C. 7500 cc per min. per h.p.
D. 75000 cc per min. per h.p.
E. 750000 cc per min. per h.p
A. increase
B. decrease
C. remain unaffected
D. depend on other factors
E. none of the above
A. 1%
B. 5%
C. 0.1%
D. 0.01%
E. 0.001%
A. higher self ignition temperature
B. lower self ignition temperature
C. proper self ignition temperature
D. self ingition temperature has nothing to do with detonation
E. none of the above
A. 2-stroke engine can run in any direction
B. In 4-stroke engine, a power stroke is obtained in 4-strokes
C. thermal efficiency of 4-stroke engine is more due to positive scavenging
D. petrol engines work on otto cycle
E. petrol engines occupy more space than diesel engines for same power output
A. supercharging reduces knocking in diesel engines
B. there can be limited supercharging in petrol engines because of detonation
C. supercharging at high altitudes is essential
D. supercharging results in fuel economy
E. supercharging is essential in aircraft engines
