Installation of supercharger on a four cycle diesel engine can result in the following percentage increase in power Up to 100% Up to 50% Up to 35% Up to 75% TRUE ANSWER : ? YOUR ANSWER : ?
The maximum temperature in the I.C. engine cylinder is of the order of 2000-2500°C 500-1000°C 1500-2000°C 1000-1500°C TRUE ANSWER : ? YOUR ANSWER : ?
A fuel of cetane number 40 has the same ignition quality as a mixture of 40% diesel and 60% petrol 40% alpha methyl naphthalene and 60% cetane 40% petrol and 60% diesel 40% cetane and 60% alpha methyl naphthalene TRUE ANSWER : ? YOUR ANSWER : ?
The output of a diesel engine can be increased without increasing the engine revolution or size in following way Heating incoming air Supercharging Scavenging Feeding more fuel TRUE ANSWER : ? YOUR ANSWER : ?
A diesel engine as compared to petrol engine (both running and rated load) is More efficient Less efficient Other factors will decide it Equally efficient TRUE ANSWER : ? YOUR ANSWER : ?
Scavenging is usually done to increase Thermal efficiency Speed Fuel consumption Power output TRUE ANSWER : ? YOUR ANSWER : ?
The firing order in an I.C. engine depends upon Design of crankshaft All of these Number of cylinders Arrangement of the cylinders TRUE ANSWER : ? YOUR ANSWER : ?
Polymerization is a chemical process in which molecules of a compound become Liquid Slowed down Smaller Larger TRUE ANSWER : ? YOUR ANSWER : ?
The injection pressure in a diesel engine is about 150 bar 10 bar 100 bar 500 bar TRUE ANSWER : ? YOUR ANSWER : ?
The maximum propulsive efficiency of a turbojet engine is at a speed of 2000 km/h 1000 km/h 3000 km/h 2400 km/h TRUE ANSWER : ? YOUR ANSWER : ?