At what temperature is the Fahrenheit scale reading equal to twice that of the Celsius scale?

A. 460°C
B. 280°C
C. 360°C
D. 160°C

The area enclosed by the curve ABCDA for a Carnot heat engine represents the work done by Carnot engine_______________?

A. at any instant
B. averagely
C. during its operation
D. during one cycle

For a gas obeying Boyles law if the pressure is doubled the volume becomes________________?

A. double
B. one half
C. four times
D. one fourth

Triple point of water is_____________________?

A. 273°C at 6.11 Kpa
B. 273K at 61.6 Kpa
C. 273.16°C at 0.611 Kpa
D. 273.16K at 750 Kpa

Which of the following properties of molecules of a gas is same for all gases at particular temperature ?

A. momentum
B. mass
C. velocity
D. kinetic energy

The pressure exerted by a column of mercury 76cm high and at 0°C is called_______________?

A. 1 atmosphere
B. 1 Newton per square meter
C. 1 Pascal
D. data is insufficient

If the pressure of a given gas is held constant its density is inversely proportional to its absolute temperature. We can refer it as another statement of______________?

A. Boyles law
B. Charles law
C. Ideal gas law
D. Avagadros law

Gas molecules of different masses in the same container have the same average transnational kinetic energy which is directly proportional to their_____________?

A. volume
B. pressure
C. absolute temperature
D. time

Boyles law helds for ideal gases in________________?

A. isochoric processes
B. isobaric processes
C. isothermal processes
D. adiabatic processes

If the volume of a gas is held constant and we increase its temperature then_______________?

A. its pressure is constant
B. its pressure rises
C. its pressure falls
D. any of above