The brake power is the power available In the engine cylinder None of these At the crank pin At the crank shaft TRUE ANSWER : ? YOUR ANSWER : ?
If the temperature of intake air in internal combustion engine increases, then its efficiency will Increase Remain same None of the listed here Decrease TRUE ANSWER : ? YOUR ANSWER : ?
Which of the following fuel has little tendency towards detonation? Benzene Iso-octane Alcohol Normal heptane TRUE ANSWER : ? YOUR ANSWER : ?
The working cycle in case of four stroke engine is completed in following number of revolutions of crankshaft 1 43832 2 4 TRUE ANSWER : ? YOUR ANSWER : ?
In the crankcase method of scavenging, the air pressure is produced by Natural aspirator Centrifugal pump Supercharger Movement of engine piston TRUE ANSWER : ? YOUR ANSWER : ?
Polymerization is a chemical process in which molecules of a compound become Liquid Larger Smaller Slowed down TRUE ANSWER : ? YOUR ANSWER : ?
Diesel fuel, compared to petrol is Less difficult to ignite More difficult to ignite Highly ignitable Just about the same difficult to ignite TRUE ANSWER : ? YOUR ANSWER : ?
Diesel engine can work on very lean air fuel ratio of the order of 30: 1. A petrol engine can also work on such a lean ratio provided Cannot work as it is impossible Best quality fuel is used It is properly designed Flywheel size is proper TRUE ANSWER : ? YOUR ANSWER : ?
Fuel consumption of diesel engines is not guaranteed at one quarter load because at such low loads The friction is unpredictable The engine is rarely operated The small difference in cooling water temperature or in internal friction has a disproportionate effect The friction is high TRUE ANSWER : ? YOUR ANSWER : ?