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.Management Sciences
A. compression starts at 35° after bottom dead center and ends at top dead center
B. compression starts at bottom dead center and ends at top dead center
C. compression starts at 10° before bottom dead center and, ends just before top dead center
D. may start and end anywhere
E. none of the above
Related Mcqs:
- Compression ratio of LC. engines is ___________________?
- A. the ratio of volumes of air in cylinder before compression stroke and after compression stroke B. volume displaced by piston per stroke and clearance volume in cylinder C. ratio of pressure after compression and before compression D. swept volume/cylinder volume E. cylinder volume/swept volume...
- Most high speed compression engines operate on __________________?
- A. Diesel cycle B. Otto cycle C. Dual combustion cycle D. Special type of air cycle E. Carnot cycle...
- Diesel fuel, compared to petrol is_________________?
- A. less difficult to ignite B. just about the same difficult to ignite C. more difficult to ignite D. highly ignitable E. none of the above...
- In order to prevent formation of carbon on the injector, the temperature of nozzle tip should be__________________?
- A. less than 100°C B. between 100-250°C C. between 250 – 300°C D. between 400 – 500°C E. between 500 – 1000°C...
- The basic requirement of a good combustion chamber is___________________?
- A. high compression ratio B. low compression ratio C. low volumetric efficiency D. minimum turbulence E. high power output and high thermal efficiency...
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