Internal Combustion Engines A carburettor is used to supply Petrol, air and lubricating oil Petrol and air Petrol and lubricating oil Air and diesel Petrol, air and lubricating oil Petrol and air Petrol and lubricating oil Air and diesel ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The thermal efficiency of a petrol engine is _________ as compared to diesel engine. None of these Less More Same None of these Less More Same ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The knocking in diesel engines may be prevented by Raising the compression ratio Reducing the delay period All of these Increasing the inlet pressure of air Raising the compression ratio Reducing the delay period All of these Increasing the inlet pressure of air ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines When a body, floating in a liquid, is given a small angular displacement, it starts oscillating about a point known as Centre of buoyancy Centre of gravity Centre of pressure Metacentre Centre of buoyancy Centre of gravity Centre of pressure Metacentre ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines If the compression ratio of an engine working on Otto cycle is increased from 5 to 7, the percentage increase in efficiency will be 0.04 0.14 0.02 0.08 0.04 0.14 0.02 0.08 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The theoretically correct mixture of air and petrol is 20 : 1 25 : 1 15 : 1 10 : 1 20 : 1 25 : 1 15 : 1 10 : 1 ANSWER DOWNLOAD EXAMIANS APP