## Engineering Thermodynamics In an extensive property of a thermodynamic system

Extensive energy is utilized
Extensive work is done
None of the listed here
Extensive heat is transferred

Boyle's law
Joule's law
Charles' law
Gay Lussac’s law

## Engineering Thermodynamics The basis for measuring thermodynamic property of temperature is given by

First law of thermodynamics
Second law of thermodynamics
Third law of thermodynamics
Zeroth law of thermodynamics

## Engineering Thermodynamics The heat absorbed or rejected by the working substance is given by (where ds = Increase or decrease of entropy, T = Absolute temperature, and dQ = Heat absorbed or rejected)

δQ = T.ds
dQ = ds/T
None of the listed here
δQ = T/ds

## Engineering Thermodynamics The mass of excess air supplied is equal to

(100/23) × Mass of excess oxygen
(23/100) × Mass of excess oxygen
(100/23) × Mass of excess carbon
(23/100) × Mass of excess carbon

## Engineering Thermodynamics A manufacturer claims to have a heat engine capable of developing 20 h.p. by receiving heat input of 400 kcal/mt and working between the temperature limits of 227° C and 27° C. His claim is

Cost will be very high
Not possible
Theoretically possible
May be possible with lot of sophistications