Internal Combustion Engines A gas engine has a swept volume of 300 cm3 and clearance volume of 25 cm3. Its volumetric efficiency is 0.88 and mechanical efficiency is 0.90. The volume of the mixture taken in per stroke is 286 cm3 252 cm3 264 cm3 248 cm3 286 cm3 252 cm3 264 cm3 248 cm3 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines If the compression ratio of an engine working on Otto cycle is increased from 5 to 7, the percentage increase in efficiency will be 0.02 0.08 0.14 0.04 0.02 0.08 0.14 0.04 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The working pressure and temperature inside the cylinder of an internal combustion engine is _________ as compared to a steam engine. Very high Very low High Low Very high Very low High Low ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The maximum temperature in the I.C. engine cylinder is of the order of 1500-2000°C 500-1000°C 1000-1500°C 2000-2500°C 1500-2000°C 500-1000°C 1000-1500°C 2000-2500°C ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines A 75 cc engine has following parameter as 75 cc Swept volume Cylinder volume Fuel tank capacity Lube oil capacity Swept volume Cylinder volume Fuel tank capacity Lube oil capacity 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 Both (A) and (B) None of these Prevent sparking across the gap between the points Cause more rapid break of the primary current, giving a higher voltage in the secondary circuit Both (A) and (B) None of these Prevent sparking across the gap between the points Cause more rapid break of the primary current, giving a higher voltage in the secondary circuit ANSWER DOWNLOAD EXAMIANS APP