The ratio of two specific heats of air is equal to____________________?
The ratio of two specific heats of air is equal to____________________?
A. 0.17
B. 0.24
C. 0.1
D. 1.41
E. 2.71
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According to first law of thermodynamics_______________________?
According to first law of thermodynamics_______________________?A. mass and energy are mutually convertible
B. Carnot engine is most efficient
C. heat and work are mutually convertible
D. mass and light are mutually convertible
E. heat flows from hot substance to cold substanceThe unit’of universal gas constant is___________________?
The unit’of universal gas constant is___________________?A. watts/°K
B. dynes/°C
C. ergscm/°K
D. erg/°K
E. none of the aboveChange in internal energy in a closed system is equal to heat transferred if the reversible process takes place at constant_______________?
Change in internal energy in a closed system is equal to heat transferred if the reversible process takes place at constant_______________?A. pressure
B. temperature
C. volume
D. internal energy
E. entropyIn a non-flow reversible process for which p = (- 3V+ 15) x 105N/m2,V changes from 1 m to 2 m3. The work done will be about_______________?
In a non-flow reversible process for which p = (- 3V+ 15) x 105N/m2,V changes from 1 m to 2 m3. The work done will be about_______________?A. 100 xlOO5 joules
B. lxlO5 joules
C. 10 xlO5 joules
D. 10 xlO5 kilo joules
E. 10xl04kiojoulesWhich of the following can be regarded as gas so that gas laws could be applicable, within the commonly encountered temperature limits ?
Which of the following can be regarded as gas so that gas laws could be applicable, within the commonly encountered temperature limits ?A. 02, N2, steam, C02
B. Oz, N2, water vapour
C. S02, NH3, C02, moisture
D. 02, N2, H2, air
E. steam vapours, H2, C02According to Avogadro’s Hypothesis ______________________?
According to Avogadro’s Hypothesis ______________________?A. the molecular weights of all the perfect gases occupy the same volume under same conditions of pressure and temperature
B. the sum of partial pressure of mixture of two gases is sum of the two
C. product of the gas constant and the molecular weight of an ideal gas is constant
D. gases have two values of specific heat
E. all systems can be regarded as closed systems