Motors are treated in the thermodynamics as a [Select]
system
a) warm
b) cold
c) closed
(d) open
The combustion of...
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Physics
Motors are treated in the thermodynamics as a [Select]system
a) warm
b) cold
c) closed
(d) open
The combustion of the fuel is replaced by [Select 1] and theexhaust gases [Select 2]
[Select 1]
(a) cold air
b) compression
c) expansion
d) heat supply
[Select 2]
(a) hot air
b) compression
c) expansion
d) heat supply
In an ideal Otto Cycle, expansion work is done [Select 1] butfor a Stirling cycle it does [Select 2].
[Select 1]
a) isothermal
b) isobaric
c) isenthalpic
(d) isokort
c) isentropic
[Select 2]
a) isothermal
b) isobaric
c) isenthalpic
(d) isokort
c) isentropic
For a long time, Brayton cycles were mainly improved byraising [Select 1] at the inlet to the turbine, however, in recenttimes, the improvement work has mainly revolved around lowering[Select 2] and implementing [Select 3] in the cycle.
[Select 1]
a) the pressure
b) the flow
c) entropy
(d) the temperature
[Select 2]
a) the pressure increase
b) the flow losses
c) the entropy generation
d) the enthalpy generation
Answer & Explanation
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3.8 Ratings (415 Votes)
1 Thermodynamics basically deals with 2 systems ie open and closed system Open system is that system in which matter interacts with surroundings In Closed system matter does not interacts with surroundings System remains isolated from the
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