Internal Combustion Engines The basic requirement of a good combustion chamber is Low volumetric efficiency High thermal efficiency and power output Low compression ratio Minimum turbulence Low volumetric efficiency High thermal efficiency and power output Low compression ratio Minimum turbulence ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The air-fuel ratio in petrol engines is controlled by Governing Carburetion Injection Controlling valve opening/closing Governing Carburetion Injection Controlling valve opening/closing ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The _________ engines can work on very lean mixture of fuel. Both (A) and (B) Spark ignition Compression ignition None of these Both (A) and (B) Spark ignition Compression ignition None of these ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines In a cycle, the spark lasts roughly for 0.1 sec 1 sec 0.01 sec 0.001 sec 0.1 sec 1 sec 0.01 sec 0.001 sec ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The normal heptane (C₇Hâ‚₆) is given a rating of ________ octane number. 50 100 120 50 100 120 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The purpose of testing an internal combustion engine is To determine the information, which cannot be obtained by calculations To satisfy the customer regarding the performance of the engine To conform the data used in design, the validity of which may be doubtful All of these To determine the information, which cannot be obtained by calculations To satisfy the customer regarding the performance of the engine To conform the data used in design, the validity of which may be doubtful All of these ANSWER DOWNLOAD EXAMIANS APP
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