What are the names given to constant temperature, constant pressure, constant volume, constant internal energy, constant enthalpy, and constant entropy processes.

What are the names given to constant temperature, constant pressure, constant volume, constant internal energy, constant enthalpy, and constant entropy processes.
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Isothermal, isochroic, isobaric, free expression, throttling and adiabatic processes respectively.
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(i)State why heat changes in physical and chemical processes are indicated by enthalpy changes and not by entropy changes? (ii)What are the limitations of First Law of thermodynamics?

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Last Answer : Answer : d

The dual combustion cycle consists of one constant pressure, two constant volume and two isentropic processes.  A. Agree  B. Disagree

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The constant pressure, constant volume and constant pvn processes are regarded as irreversible process.  A. True  B. False

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Brayton cycle consists’ of following four processes  (a) two isothermals and two isentropics  (b) two isentropics and two constant volumes  (c) two isentropics, one constant volume and one constant pressure  (d) two isentropics and two constant pres-sures  (e) none of the above.

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Diesel cycle consists of following four processes  (a) two isothermals and two isentropics  (b) two isentropics, and two constant volumes.  (c) two isentropics, one constant volume and one constant pressure  (d) two isentropics and two constant pressures  (e) none of the above.

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