Q1: Select the right choice 1- An isentropic process is always (a) Irreversible and adiabatic (c) Frictionless and adiabatic (d) Frictionless and irreversible (b) Reversible and isothermal (e) None of these answers 2- C, and C, are related by (a) k = C, / C, (b) k = C, C, (c) k = C, / C, (d) C, = (C.) * (e) None of these answers 3- The relation ( p = constant p* ) holds only for those processes that are (b) Isentropic (a) Reversible poly tropic (c) Frictionless isothermal (d) Adiabatic irreversible (e) None of these answers 4- In isentropic flow the temperature (a) Cannot exceed the reservoir temperature (b) Remains constant in duct flow (c) Is independent of the Mach number only (e) Cannot drop, and then increase again downstream 5- Specific heat at constant volume, is defined by (d) Is a function of Mach number (a) kC, (b) (ðu/aT), (c) (au/aT) , (d) (aTIƏu) , (e) None of these answers

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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Q1: Select the right choice
1- An isentropic process is always
(a) Irreversible and adiabatic
(b) Reversible and isothermal
(c) Frictionless and adiabatic
(e) None of these answers
(d) Frictionless and irreversible
2- C, and C, are related by
(a) k = C, / C, (b) k = C, C, (c) k = C, / C, (d) C, = (C,) *
(e) None of these answers
3- The relation ( p = constant p* ) holds only for those processes that are
(b) Isentropic
(e) None of these answers
(a) Reversible poly tropic
(c) Frictionless isothermal
(d) Adiabatic irreversible
4- In isentropic flow the temperature
(a) Cannot exceed the reservoir temperature
(b) Remains constant in duct
flow
(c) Is independent of the Mach number
only
(e) Cannot drop, and then increase again downstream
5- Specific heat at constant volume, is defined by
(d) Is a function of Mach number
(а) kC,
(b) (дигәт) ,
(c) (ðu/aT) , (d) (at/au) ,
(e) None of these answers
Transcribed Image Text:Q1: Select the right choice 1- An isentropic process is always (a) Irreversible and adiabatic (b) Reversible and isothermal (c) Frictionless and adiabatic (e) None of these answers (d) Frictionless and irreversible 2- C, and C, are related by (a) k = C, / C, (b) k = C, C, (c) k = C, / C, (d) C, = (C,) * (e) None of these answers 3- The relation ( p = constant p* ) holds only for those processes that are (b) Isentropic (e) None of these answers (a) Reversible poly tropic (c) Frictionless isothermal (d) Adiabatic irreversible 4- In isentropic flow the temperature (a) Cannot exceed the reservoir temperature (b) Remains constant in duct flow (c) Is independent of the Mach number only (e) Cannot drop, and then increase again downstream 5- Specific heat at constant volume, is defined by (d) Is a function of Mach number (а) kC, (b) (дигәт) , (c) (ðu/aT) , (d) (at/au) , (e) None of these answers
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