Internal Combustion Engines The basic requirement of a good combustion chamber is High thermal efficiency and power output Low compression ratio Low volumetric efficiency Minimum turbulence High thermal efficiency and power output Low compression ratio Low volumetric efficiency Minimum turbulence ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines If Vâ‚ is the jet velocity and Vâ‚€ is the vehicle velocity, then the propulsive efficiency of a rocket is given by (Vâ‚€/Vâ‚)/ [1 + (Vâ‚€/Vâ‚)²] Vâ‚/(Vâ‚€ + Vâ‚) Vâ‚€/(Vâ‚€ + Vâ‚) [2(Vâ‚€/Vâ‚)]/ [1 + (Vâ‚€/Vâ‚)²] (Vâ‚€/Vâ‚)/ [1 + (Vâ‚€/Vâ‚)²] Vâ‚/(Vâ‚€ + Vâ‚) Vâ‚€/(Vâ‚€ + Vâ‚) [2(Vâ‚€/Vâ‚)]/ [1 + (Vâ‚€/Vâ‚)²] ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines Supercharging is essential in Gas turbines Aircraft engines Petrol engines Diesel engines Gas turbines Aircraft engines Petrol engines Diesel engines ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The reflectivity depends upon All of these Geometry of the reflector Energy of neutrons Properties of the reflector All of these Geometry of the reflector Energy of neutrons Properties of the reflector ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The brake power (B.P.) of the engine is given by (where W = Brake load or dead load in newtons, l = Length of arm in meters, N = Speed of engine in r.p.m., S = Spring balance reading in newtons, D = Dia. of brake drum in meters, and d = Dia. of rope in meters) P = (Wl × 2πN)/60 watts P = [(W - S) π (D + d) N]/60 watts P = [(W - S) πDN]/60 watts All of these P = (Wl × 2πN)/60 watts P = [(W - S) π (D + d) N]/60 watts P = [(W - S) πDN]/60 watts All of these ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The method of determination of indicated power of a multi cylinder spark ignition engine is by the use of Morse test Heat balance test Motoring test Prony brake test Morse test Heat balance test Motoring test Prony brake test ANSWER DOWNLOAD EXAMIANS APP
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