Related Questions

In reactions involving solids and liquids (where change in volume is negligible), the heat of reaction at constant pressure as compared to that at constant volume is
A More
B Less
C Same
D Unpredictable; depends on the particular reaction
According to Regnault's law, the specific heat at constant pressure (cp) and specific heat at constant volume (cv) _________ with the change in pressure and temperature of the gas.
A Change
B Do not change
C Both (A) and (B)
D None of these
Those solutions in which there is no volume change upon mixing the components in the liquid state and which, when diluted do not undergo any heat change (i.e. heat of dilution is zero), are called __________ solutions.
A Ideal
B Real
C Isotonic
D None of these
The ratio of specific heat at constant pressure (cp) and specific heat at constant volume (cv) is
A Equal to one
B Less than one
C Greater than one
D None of these
A first order irreversible reaction, A → B is carried out separately in a constant volume as well as in a variable volume reactor for a particular period. It signifies that __________ in the two reactors.
A Both conversion as well as concentration are same
B Conversion in both will be the same but concentrations will be different
C Both the conversion as well as concentrations will be different
D None of these
The value of specific heat at constant pressure (cp) is __________ that of at constant volume (cv).
A Less than
B Equal to
C More than
D None of these
In case of the irreversible unimolecular type, first order reaction, the fractional conversion at any time for constant volume system as compared to variable volume system is
A More
B Less
C Same
D Either A or B, depends on other factors
With increase in the order of reaction (for all positive reaction orders), the ratio of the volume of mixed reactor to the volume of plug flow reactor (for identical feed composition, flow rate and conversion)
A Increases
B Decreases
C Remains same
D Increases linearly
The cycle in which heat is supplied at constant volume and rejected at constant pressure is known as
A Dual combustion cycle
B Diesel cycle
C Atkinson cycle
D Rankine cycle
In order to have constant chain reaction to produce a constant rate of heat output, the value of ratio of the number of neutrons in one generation to the number of neutrons in the immediately preceding generation must be
A Greater than 1.0
B Less than 1.0
C Equal to zero
D Equal to 1.0

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