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WorksheetsThermodynamics Quiz 1
Total questions: 25
Worksheet time: 25mins
Part of universe which is chosen for thermodynamic study is called
surrounding
system
both
sugar in water is an example for
homogeneous system
heterogeneous system
macroscopic system
isolated system
Ice in water is an example for
homogeneous system
heterogeneous system
microscopic system
isolated system
Water in stoppered bottle is an example for
homogeneous system
isolated system
closed system
open system
The properties associated with ____________ system are called thermodynamic properties
Microscopic system
homogeneous system
macroscopic system
all the above
State function has definite value for each state
True
False
A change in state function is indicated by prefixing the symbol
δ
Δ
Λ
Cyclic integral of inexact differential is
= 0
Exact differential follows
Eulers theorem
cyclic rule
both a and b
Work is
Pressure x temperature change
Pressure x heat change
Pressure x volume change
Heat x volume change
Energy associated by virtue of the translational rotational and vibrational motion of the molecules present in it.
Enthalpy
Entropy
Internal energy
Heat
Internal Energy is denoted by
E
U
S
both a & b
Is this statement is true or false
It is not possible to ascertain the absolute value of internal energy.
True
False
Chemical reactions are ------------------------ processes
isotopic
isobaric
adiabiatic
isothermal
The quantity of heat absorbed or liberated in the course of a reaction is measured in terms of
Entropy change
Enthalpy change
change in work
free energy change
For endothermic reaction
Δ H will bepositive
negative
For exothermic reaction
Δ H will bepositive
negative
Enthalpy of a reaction is determined at
298 K and 1 atm pressure
298 K and 2 atm pressure
288 K and 1 atm pressure
288 K and 2 atm pressure
The quantity of heat required to raise the temperature of a substance (solid, liquid or gas) by one degree is called its
enthalpy
entropy
heat capacity
free energy
If one gram of the substance is considered, the heat capacity is known as
Entropy
Specific heat capacity
free energy
work
If one mole of the substance is considered, the heat capacity is known as
entropy
free energy
specific heat capacity
molar heat capacity
The internal energy change per degree rise of temperature
heat capacity at constant volume
heat capacity at constant pressure
heat capacity at constant temperature
All the above
The enthalpy change per degree rise of temperature
Heat capacity at constant volume
heat capacity at constant pressure
heat capacity at constant temperature
all the above
Cp is always
equal to Cv
Less than Cv
greater than Cv
equal to zero
During adiabiatic reversible expansion q is equal to
1
<1
>1
0
