The theoretically correct mixture of air and petrol is approximately ________________?
The theoretically correct mixture of air and petrol is approximately ________________? A. 0.334027778 B. 0.500694444C. 0.625694444 D. 0.834027778
The theoretically correct mixture of air and petrol is approximately ________________? A. 0.334027778 B. 0.500694444C. 0.625694444 D. 0.834027778
The following type of carburettor is preferred_______________? A. concentric type B. eccentric type C. horizontal type D. vertical type E. none of the above
The basic requirement of a good combustion chamber is___________________? A. high compression ratio B. low compression ratio C. low volumetric efficiency D. minimum turbulenceE. high power output and high thermal efficiency
The part load efficiency of a carburettor is,___________________? A. Maximum B. OptimumC. Poor D. Constant
Deposition of carbon in petrol engine cylinder would result in increase of__________________? A. clearance volume B. swept volumeC. compression ratio D. volumetric efficiency E. mean effective pressure
If petrol is used in a diesel engine, then______________? A. higher knocking will occur B. efficiency will be low C. low power will be produced D. black smoke will be produced E. lot of fuel will remain unburnt
In turbulence chamber in diesel engine__________________? A. the shape and layout of the piston crown, the inlet port, and the valve produce the turbulent effect of fuel mixtureB. fuel is injected into an auxiliary chamber that is separated from the…
Scavenging air is supplied to a two-stroke engine at a density greater than that of atmosphere. This means the engine is__________________? A. SuperchargedB. Not supercharged C. Charged D. Supercharged provided its speed is low
A two stroke crank compressed engine has following ports in the cylinder_______________? A. suction port and exhaust port B. transfer port only C. suction port and transfer port D. transfer port and exhaust portE. suction port, exhaust port and transfer…
A two stroke engine is usually identified by__________________? A. size of flywheel B. weight of engine C. type of lubrication systemD. absence of valves E. location of fuel tank