Internal Combustion Engines The normal heptane (C₇H₁₆) is given a rating of ________ octane number. 120 0 100 50 120 0 100 50 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Which of the following statement is correct regarding petrol engines? A fine fuel spray mixed with air is ignited by the heat of compression which is at a high pressure The fuel is first evaporated after passing through a carburettor and is mixed with air before ignition The fuel supplied to the engine cylinder is mixed with necessary amount of air and the mixture in ignited with the help of a spark plug All of these A fine fuel spray mixed with air is ignited by the heat of compression which is at a high pressure The fuel is first evaporated after passing through a carburettor and is mixed with air before ignition The fuel supplied to the engine cylinder is mixed with necessary amount of air and the mixture in ignited with the help of a spark plug All of these ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The correct sequence of the decreasing order of brake thermal efficiency of the three given basic types of engines is Four stroke C.I. engine, four stroke S.I. engine, two stroke S.I. engine Two stroke S.I. engine, four stroke S.I. engine, four stroke C.I. engine Four stroke C.I. engine, two stroke S.I. engine, four stroke S.I. engine Four stroke S.I. engine, four stroke C.I. engine, two stroke S.I. engine Four stroke C.I. engine, four stroke S.I. engine, two stroke S.I. engine Two stroke S.I. engine, four stroke S.I. engine, four stroke C.I. engine Four stroke C.I. engine, two stroke S.I. engine, four stroke S.I. engine Four stroke S.I. engine, four stroke C.I. engine, two stroke S.I. engine ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The volumetric efficiency of a well designed engine may be 40 to 60% 60 to 70% 75 to 90% 30 to 40% 40 to 60% 60 to 70% 75 to 90% 30 to 40% ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In an internal combustion engine, the process of removing the burnt gases from the combustion chamber of the engine cylinder is known as Scavenging Detonation Supercharging Polymerisation Scavenging Detonation Supercharging Polymerisation ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The two reference fuels used for cetane rating are Cetane and tetra ethyl lead Cetane and normal heptane Cetane and iso-octane Cetane and alpha-methyl naphthalene Cetane and tetra ethyl lead Cetane and normal heptane Cetane and iso-octane Cetane and alpha-methyl naphthalene ANSWER DOWNLOAD EXAMIANS APP
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