Internal Combustion Engines The mechanical efficiency (ηm) of the engine is given by ηm = B.P/I.P ηm = (B.P × I.P)/100 None of the listed here ηm = I.P/B.P ηm = B.P/I.P ηm = (B.P × I.P)/100 None of the listed here ηm = I.P/B.P ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In a coil ignition system of petrol engines, a condenser is connected across the contact breaker in order to Prevent sparking across the gap between the points None of these Both (A) and (B) Cause more rapid break of the primary current, giving a higher voltage in the secondary circuit Prevent sparking across the gap between the points None of these Both (A) and (B) Cause more rapid break of the primary current, giving a higher voltage in the secondary circuit ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines If Vâ‚ is the jet velocity and Vâ‚€ is the vehicle velocity, then propulsive efficiency of a turbojet engine is Vâ‚€ / (Vâ‚€ + Vâ‚) Vâ‚ / (Vâ‚€ + Vâ‚) 2Vâ‚€ / (Vâ‚€ + Vâ‚) 2Vâ‚ / (Vâ‚€ + Vâ‚) Vâ‚€ / (Vâ‚€ + Vâ‚) Vâ‚ / (Vâ‚€ + Vâ‚) 2Vâ‚€ / (Vâ‚€ + Vâ‚) 2Vâ‚ / (Vâ‚€ + Vâ‚) ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Which of the following does not relate to a compression ignition engine? Carburettor Governor Fuel pump Fuel injector Carburettor Governor Fuel pump Fuel injector 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% alpha methyl naphthalene and 60% cetane 40% diesel and 60% petrol 40% petrol and 60% diesel 40% cetane and 60% alpha methyl naphthalene 40% alpha methyl naphthalene and 60% cetane 40% diesel and 60% petrol 40% petrol and 60% diesel ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The probability of knocking in diesel engines is increased by Low volatility Higher viscosity All of these High self ignition temperature Low volatility Higher viscosity All of these High self ignition temperature ANSWER DOWNLOAD EXAMIANS APP