Internal Combustion Engines The purpose of testing an internal combustion engine is To determine the information, which cannot be obtained by calculations To conform the data used in design, the validity of which may be doubtful To satisfy the customer regarding the performance of the engine All of these To determine the information, which cannot be obtained by calculations To conform the data used in design, the validity of which may be doubtful To satisfy the customer regarding the performance of the engine All of these ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The probability of knocking in diesel engines is increased by All of these Low volatility Higher viscosity High self ignition temperature All of these Low volatility Higher viscosity High self ignition temperature ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines A petrol engine has compression ratio from 25 to 40 15 to 25 10 to 15 6 to 10 25 to 40 15 to 25 10 to 15 6 to 10 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The ignition quality of petrol is expressed by Octane number Calorific value Cetane number All of these Octane number Calorific value Cetane number All of these ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The thermal efficiency of a standard Otto cycle for a compression ratio of 5.5 will be 0.5 0.25 0.7 1 0.5 0.25 0.7 1 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The minimum cranking speed in case of petrol engine is about 250 - 300 rpm 60 - 80 rpm One fourth of operating speed Half the operating speed 250 - 300 rpm 60 - 80 rpm One fourth of operating speed Half the operating speed ANSWER DOWNLOAD EXAMIANS APP