Which is a state function ?
Which is a state function ?
A. Specific volume
B. Work
C. Pressure
D. Temperature
Similar Posts
What happens in a reversible adiabatic compression ?
What happens in a reversible adiabatic compression ?A. Heating occurs
B. Cooling occurs
C. Pressure is constant
D. Temperature is constantLinde gas liquefaction process employs cooling ____________________?
Linde gas liquefaction process employs cooling ____________________?A. By throttling
B. By expansion in an engine
C. At constant pressure
D. None of theseHeat pump_______________________?
Heat pump_______________________?A. Accomplishes only space heating in winter
B. Accomplishes only space cooling in summer
C. Accomplishes both A. and B
D. Works on Carnot cycleThe number of degrees of freedom for a mixture of ice and water (liquid) are ____________________?
The number of degrees of freedom for a mixture of ice and water (liquid) are ____________________?A. 3
B. 2
C. 1
D. 0A solid metallic block weighing 5 kg has an initial temperature of 500°C. 40 kg of water initially at 25°C is contained in a perfectly insulated tank. The metallic block is brought into contact with water. Both of them come to equilibrium. Specific heat of block material is 0.4 kJ.kg-1. K-1. Ignoring the effect of expansion and contraction and also the heat capacity to tank, the total entropy change in kJ.kg-1, K-1 is_________________?
A solid metallic block weighing 5 kg has an initial temperature of 500°C. 40 kg of water initially at 25°C is contained in a perfectly insulated tank. The metallic block is brought into contact with water. Both of them come to equilibrium. Specific heat of block material is 0.4 kJ.kg-1. K-1. Ignoring the effect of expansion and contraction and also the heat capacity to tank, the total entropy change in kJ.kg-1, K-1 is_________________?A. -1.87
B. 0
C. 1.26
D. 3.91Which law of the thermodynamics provides basis for measuring the thermodynamic property ?
Which law of the thermodynamics provides basis for measuring the thermodynamic property ?A. First law
B. Zeroth law
C. Third law
D. Second law