CHEMICAL ENGINEERING THERMODYNAMICS QUIZ

Equilibrium constant of a reaction varies with the

Initial concentration of the reactant

Temperature

Pressure

None of these

TRUE ANSWER : ?
YOUR ANSWER : ?

As the entropy of the universe is increasing, day by day, the work producing capacity of a heat engine is

Increasing

Not changed

Data sufficient, can't be predicted

Decreasing

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following non-flow reversible compression processes require maximum work?

All of these

Isothermal process

Adiabatic process

Isobaric process

TRUE ANSWER : ?
YOUR ANSWER : ?

Lowering of condenser temperature (keeping the evaporator temperature constant) in case of vapour compression refrigeration system results in

Same COP

Increased or decreased COP ; depending upon the type of refrigerant

Increased COP

Decreased COP

TRUE ANSWER : ?
YOUR ANSWER : ?

Ideal gas law is applicable at

Low T, low P

High T, high P

High T, low P

Low T, high P

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following liquid metals has the highest thermal conductivity?

Mercury

Molten potassium

Molten sodium

Molten lead

TRUE ANSWER : ?
YOUR ANSWER : ?

A change in state involving a decrease in entropy can be spontaneous, only if

It takes place isothermally

It is isenthalpic

It takes place at constant volume

It is exothermic

TRUE ANSWER : ?
YOUR ANSWER : ?

A/an __________ system is exemplified by a vessel containing a volatile liquid in contact with its vapor.

Open

Isolated

Closed

None of these

TRUE ANSWER : ?
YOUR ANSWER : ?

The intensive properties are

Both A and B

None of these

Molar volume, density, viscosity and boiling point

Refractive index and surface tension

TRUE ANSWER : ?
YOUR ANSWER : ?

Rotary lime kiln is an example of a/an __________ system.

Closed

Isolated

Open

Non-thermodynamic

TRUE ANSWER : ?
YOUR ANSWER : ?

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