Internal Combustion Engines The purpose of testing an internal combustion engine is 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 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 ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The knocking in spark ignition engines can be reduced by None of these Both (A) and (B) Retarding the spark Increasing the engine speed None of these Both (A) and (B) Retarding the spark Increasing the engine speed ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines For the same power developed in I.C. engines, the cheaper system is Naturally aspirated Centrifugal pump Turbo charger Supercharged Naturally aspirated Centrifugal pump Turbo charger Supercharged ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines The expansion of fuel in a four stroke cycle diesel engine May start and end anywhere Starts at 15° after top dead center and ends at 30° before bottom dead center Starts at top dead center and ends at 30° after top dead center Starts at 15° before top dead center and ends at 30° after top dead center May start and end anywhere Starts at 15° after top dead center and ends at 30° before bottom dead center Starts at top dead center and ends at 30° after top dead center Starts at 15° before top dead center and ends at 30° after top dead center ANSWER DOWNLOAD EXAMIANS APP
Internal Combustion Engines For the same compression ratio Otto cycle is more efficient than the Diesel Compression ratio has nothing to do with efficiency Both Otto and Diesel cycles are, equally efficient Diesel cycle is more efficient than Otto Otto cycle is more efficient than the Diesel Compression ratio has nothing to do with efficiency Both Otto and Diesel cycles are, equally efficient Diesel cycle is more efficient than Otto ANSWER DOWNLOAD EXAMIANS APP
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