170) As compared to air standard cycle, in actual working, the effect of variation in specific heats is to

increase maximum pressure and maximum temperature

reduce maximum pressure and maximum temperature

increase maximum pressure and decrease maximum temperature

decrease maximum pressure and increase maximum temperature

Answer is:

reduce maximum pressure and maximum temperature

spark ignition

compression ignition

mixed engine

none of these

Answer is:

cetane number

octane number

calorific value

all of these

Answer is:

opens at 15 Degree after top dead centre and closes at 20 Degree before bottom dead centre

opens at 15 Degree before top dead centre and closes at 20 Degree after top dead centre

opens at top dead centre and closes at bottom dead centre

may open and close anywhere

Answer is:

not effect

decrease

increase

none of these

Answer is: