Which of the following parameters is constant for a mole for most of the gases at a given temperature and pressure___________________?
A. enthalpy
B. volume
C. mass
D. entropy
E. specific volume
A. enthalpy
B. volume
C. mass
D. entropy
E. specific volume
A. one value of specific heat (ft) two values of specific heat
C. three values of specific heat
D. no value of specific heat
E. one value under some conditions and two values under other conditions
Solids and liquids have___________________? Read More »
Thermodynamics A. flow is uniform and steady
B. process is isentropic
C. process is isothermal
D. process is isentropic and specific heat does not change with temperature
E. process is isentropic and specific heat changes with temperature
A. nominal temperature and pressure
B. natural temperature and pressure
C. normal temperature and pressure
D. normal thermodynamic practice
E. normal thermodynamic pressure
The term N.T.P. stands for________________________? Read More »
Thermodynamics A. increases
B. decreases
C. remains constant
D. may increase/decrease depending on the properties of gas
E. shows unpredictable behaviour
In an isothermal process, the internal energy of gas molecules________________? Read More »
Thermodynamics A. 80°C
B. 0°C
C. 40°C
D. 20°C
E. 60°C
A. 1 Nm/s
B. 1 N/mt
C. 1 Nm/hr
D. 1 kNm/hr
E. 1 kNm/mt
One watt is equal to__________________? Read More »
Thermodynamics A. dry steam
B. wet steam
C. saturated steam
D. superheated steam
E. steam at atmospheric pressure
A. 29.27 kgfm/mol°K
B. 8314kgfm/mol°K
C. 848kgfm/mol°K
D. 427kgfm/mol°K
E. 735 kgfm/mol°K
A. specific heat at constant pressure
B. specific heat at constant volume
C. ratio of two specific heats
D. gas constant
E. unity.