Brayton cycle consists' of following four processes

Engineering Thermodynamics
Brayton cycle consists' of following four processes

Two isentropic and two constant volumes

Two isothermal and two isentropic

Two isentropic, one constant volume and one constant pressure

Two isentropic and two constant pressures

Two isentropic and two constant volumes

Two isothermal and two isentropic

Two isentropic, one constant volume and one constant pressure

Two isentropic and two constant pressures

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Engineering Thermodynamics
According to Kelvin-Planck’s statement of second law of thermodynamics,

It is impossible to construct a device which operates in a cyclic process and produces no effect other than the transfer of heat from a cold body to a hot body

It is possible to construct an engine working on a cyclic process, whose sole purpose is to convert heat energy into work

None of these

It is impossible to construct an engine working on a cyclic process, whose sole purpose is to convert heat energy into work

It is impossible to construct a device which operates in a cyclic process and produces no effect other than the transfer of heat from a cold body to a hot body

It is possible to construct an engine working on a cyclic process, whose sole purpose is to convert heat energy into work

None of these

It is impossible to construct an engine working on a cyclic process, whose sole purpose is to convert heat energy into work

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Engineering Thermodynamics
The atomic mass of oxygen is

121

14

16

18

121

14

16

18

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Engineering Thermodynamics
If a certain amount of dry ice is mixed with same amount of water at 80°C, the final temperature of mixture will be

80°C

20°C

40°C

0°C

80°C

20°C

40°C

0°C

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Engineering Thermodynamics
The thermal efficiency of an ideal gas turbine plant is given by (where r = Pressure ratio)

1 - (1/r) γ/γ - 1

rγ - 1

1 - (1/r) γ - 1/ γ

1 - rγ - 1

1 - (1/r) γ/γ - 1

rγ - 1

1 - (1/r) γ - 1/ γ

1 - rγ - 1

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Engineering Thermodynamics
A process, in which the temperature of the working substance remains constant during its expansion or compression, is called

Hyperbolic process

Polytropic process

Adiabatic process

Isothermal process

Hyperbolic process

Polytropic process

Adiabatic process

Isothermal process

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Engineering Thermodynamics

Engineering Thermodynamics Brayton cycle consists' of following four processes

Engineering Thermodynamics According to Kelvin-Planck’s statement of second law of thermodynamics,

Engineering Thermodynamics The atomic mass of oxygen is

Engineering Thermodynamics If a certain amount of dry ice is mixed with same amount of water at 80°C, the final temperature of mixture will be

Engineering Thermodynamics The thermal efficiency of an ideal gas turbine plant is given by (where r = Pressure ratio)

Engineering Thermodynamics A process, in which the temperature of the working substance remains constant during its expansion or compression, is called

Engineering Thermodynamics
Brayton cycle consists' of following four processes

Engineering Thermodynamics
According to Kelvin-Planck’s statement of second law of thermodynamics,

Engineering Thermodynamics
The atomic mass of oxygen is

Engineering Thermodynamics
If a certain amount of dry ice is mixed with same amount of water at 80°C, the final temperature of mixture will be

Engineering Thermodynamics
The thermal efficiency of an ideal gas turbine plant is given by (where r = Pressure ratio)

Engineering Thermodynamics
A process, in which the temperature of the working substance remains constant during its expansion or compression, is called