WorksheetsThermodynamic - Specific Heat
Total questions: 6
Worksheet time: 3mins
Name
Class
Date
1.
A fixed mass of an ideal gas is heated from 50 to
80oC at a constant pressure of (a) 1 atm and (b) 3 atm. For
which case do you think the energy required will be greater?
a)
1 atm
b)
3 atm
c)
both are the same
2.
Specific heat at constant volume, cv related to the changes of
a)
Internal energy
b)
Enthalpy
3.
Enthalpy is a function of
a)
Pressure
b)
Temperature
c)
Density
d)
Specific volume
4.
A fixed mass of an ideal gas is heated from 50oC to
80oC (a) at constant volume and (b) at constant pressure. For
which case do you think the energy required will be greater?
a)
Constant volume
b)
Constant pressure
c)
Constant volume = Constant Pressure
5.
What is the relationship between cp, cv, and R (gas constant) for an ideal gas?
a)
Cp + R = Cv
b)
Cp + Cv = R
c)
Cv + R = Cp
6.
Which one has higher Δu ?
a)
A
b)
B
c)
A=B
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