Internal Combustion Engines During idling, a petrol engine requires _________ mixture. Rich Lean Chemically correct None of these Rich Lean Chemically correct None of these ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The firing order in an I.C. engine depends upon Design of crankshaft Arrangement of the cylinders All of these Number of cylinders Design of crankshaft Arrangement of the cylinders All of these Number of cylinders ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The ratio of the indicated thermal efficiency to the air standard efficiency is known as Mechanical efficiency Relative efficiency Overall efficiency Volumetric efficiency Mechanical efficiency Relative efficiency Overall efficiency Volumetric efficiency ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The normal heptane (C₇H₁₆) is given a rating of ________ octane number. 0 50 120 100 0 50 120 100 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines A fuel of cetane number 40 has the same ignition quality as a mixture of 40% cetane and 60% alpha methyl naphthalene 40% diesel and 60% petrol 40% petrol and 60% diesel 40% alpha methyl naphthalene and 60% cetane 40% cetane and 60% alpha methyl naphthalene 40% diesel and 60% petrol 40% petrol and 60% diesel 40% alpha methyl naphthalene and 60% cetane ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In petrol engines, advancing of the spark timing will ___ the knocking tendency. Not effect Increase None of the listed here Decrease Not effect Increase None of the listed here Decrease ANSWER DOWNLOAD EXAMIANS APP
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