Related Questions

The efficiency of Stirling cycle is __________ Carnot cycle.
A Greater than
B Less than
C Equal to
D None of these
If a man cycles at 10 km/hr, then he arrives at a certain place at 1 pm. If he cycles at 15 km/hr, he will arrive at the same place at 11 am. At what speed must he cycles to get there at noon?
A 11 km/hr
B 12 km / hr
C 13 km / hr
D 14 km / hr
Routers operate at layer _____. LAN switches operate at layer _____. Ethernet hubs operate at layer _____. Word processing operates at layer _____.
A 3, 3, 1, 7
B 3, 2, 1, none
C 3, 2, 1, 7
D 3, 3, 2, none
E All of the above
Stirling and Ericsson cycles are
A Quasi-static cycles
B Reversible cycles
C Semi-reversible cycles
D Irreversible cycles
If a man cycles at 10 km/hr , then he arrives at a certain place at 1 pm . If he cycles at 15km/hr, arrive at the same place at 11am . At what speed must he cycels to get there at noon ?
A 11km/hr
B 12km/hr
C 13km/hr
D 14km/hr
Otto cycle efficiency is higher than Diesel cycle efficiency for the same compression ratio and heat input because in Otto cycle
A Heat rejection is lower
B Expansion and compression are isentropic
C Combustion is at constant volume
D Maximum temperature is higher
A cycle consisting of __________ and two isothermal processes is known as Stirling cycle.
A Two constant pressure
B Two constant volume
C Two isentropic
D One constant pressure, one constant volume
A cycle consisting of _________ and two isothermal processes is known as Stirling cycle.
A Two isentropic
B One constant pressure, one constant volume
C Two constant volumes
D Two constant pressures
The efficiency of Ericsson cycle is __________ Carnot cycle.
A Greater than
B Less than
C Equal to
D None of these
Efficiency of a heat engine working on Carnot cycle between two temperature levels depends upon the
A Two temperatures only
B Pressure of working fluid
C Mass of the working fluid
D Mass and pressure both of the working fluid

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