Which one of the following assumptions is not involved while deriving relation for air standard efficiency of Otto cycle?

Heat Engines Mcqs
BILAL KHATTAK0

A.The working fluid is air for which the specific heats are constant
B.There is no chemical reaction inside the engine clinder
C.Expansion and compression are adiabatic
D.There is always thermal and chemical equilibrium
E.The engine operates at mederate rpm

Related Mcqs:

  1. The air standard efficiency of a Diesel engine depends on
  2. For maximum specific output of a constant volume cycle
  3. Normal standard of compression for rotary compressor is
  4. Thermal efficiency of a standard Otto cycle for a compression ratio 5.5, will be
  5. If the pressures at the beginning and end of compression in an Otto cycle engine are 1 kg/cm2 and 8 kg/cm2 respectively the air standard efficiency will be
  6. Otto cycle consists of the set of processes as
  7. If a engine working on Otto cycle has its compression ratio raised from 5 to 6 the percentage increase in air standard efficiency will be
  8. A governor is said to be isochronous when
  9. Thermal efficiency of a gas turbine cycle can be improved by
  10. Air leaking from a punctured tube is an example of

Leave a Reply

Your email address will not be published. Required fields are marked *