Internal Combustion Engines Detonation is harmful due to None of these Excessive turbulence which removes most of the insulating gas boundary layer from the cylinder walls High intensity of knock causes crankshaft vibration and the engine runs rough Increase in the rate of heat transfer, there is a reduction in the power output and efficiency of the engine None of these Excessive turbulence which removes most of the insulating gas boundary layer from the cylinder walls High intensity of knock causes crankshaft vibration and the engine runs rough Increase in the rate of heat transfer, there is a reduction in the power output and efficiency of the engine 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 Metacentre Centre of buoyancy Centre of pressure Centre of gravity Metacentre Centre of buoyancy Centre of pressure Centre of gravity ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The ratio of the brake power to the indicated power is called Volumetric efficiency Overall efficiency Mechanical efficiency Indicated thermal efficiency Volumetric efficiency Overall efficiency Mechanical efficiency Indicated thermal efficiency ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines For the same compression ratio Both Otto and Diesel cycles are, equally efficient Otto cycle is more efficient than the Diesel Compression ratio has nothing to do with efficiency Diesel cycle is more efficient than Otto Both Otto and Diesel cycles are, equally efficient Otto cycle is more efficient than the Diesel Compression ratio has nothing to do with efficiency Diesel cycle is more efficient than Otto ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines If V₁ is the jet velocity and V₀ is the vehicle velocity, then the propulsive efficiency of a rocket is given by V₀/(V₀ + V₁) V₁/(V₀ + V₁) [2(V₀/V₁)]/ [1 + (V₀/V₁)²] (V₀/V₁)/ [1 + (V₀/V₁)²] V₀/(V₀ + V₁) V₁/(V₀ + V₁) [2(V₀/V₁)]/ [1 + (V₀/V₁)²] (V₀/V₁)/ [1 + (V₀/V₁)²] ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines A heat engine utilizes the High heat value of oil Mean heat value of oil Low heat value of Calorific value of oil High heat value of oil Mean heat value of oil Low heat value of Calorific value of oil ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS