Temperature of a Gas

Q. What is the value of 10 degree Celsius in Kelvin?

1. -273 K
2. 283 K
3. -270 K
4. 290 K

Q.

Ideally, the molecular motion completely ceases at what temperature?

1. 0K

2. -273.15K

3. 273.15K

4. 463K

Q.

At what temperature does the solid, ice and liquid water co-exist together?

Q.

How to convert celcius into kelvin and kelvin into celcius

Q.

_________ is a reliable measure of the degree of hotness or coldness of a body.

1. Heat

2. Pressure

3. Temperature

4. Density

Q.

What do you understand by the following term?

Normal temperature

Q. Identify the option that depicts the correct match between the temperatures in the columns 1 and 2.

Column 1	Column 2
a) 303 K	i) $-6°C$
b) 122 $°F$	ii) $30°C$
c) 267 K	iii) $50°C$

1. a : ii, b : i, c : iii
2. a : ii, b : iii, c : i
3. a : i, b : iii, c : ii
4. a : iii, b : ii, c : i

Q.

'Zero Kelvin is the absolute minimum temperature theoretically attainable.' State True or False.

1. False

2. True

Q. How to convert 2040 J/kg/Centigrate into J/Kg/kelvin

Q. The values of critical temperatures of few gases are given gases:

1. $O_2,N_2,H_2,He$
2. $He,N_2,O_2,H_2$
3. $He,H_2,N_2,O_2$
4. $H_2,N_2,O_2,He$

Q. Among the following temperature, motion of water particles will be highest at ____.

1. $0{}^0$C
2. $100{}^0$C
3. $10{}^0$C
4. $50{}^0$C

Q.

$120c{m}^3$ of a gas is taken at 27.3 K. The temperature is then raised to $0^{\circ }$. What is the new volume of the gas at Isobaric condition?

1. $1300c{m}^3$

2. $1400c{m}^3$

3. $1200c{m}^3$

4. $1100c{m}^3$

Q. Which of the following are the constituents of matter?

1. (i) and (iii) only
2. (i), (ii) and (iii)
3. (i) and (ii) only
4. (ii) and (iii) only

Q.

An ideal gas enclosed in a vessel subjected to heat, What happens to the gases?

1. Increase in the Volume

2. The decrease in the volume

3. Expansion of gas molecule takes place

4. Contraction of gas molecule takes place

Q. During expansion of a gas at a fixed temperature ?

1. There occurs a decrease in pressure
2. There is no change in K.E. of the molecules of gas
3. There occurs a decrease in K.E. of the gaseous molecules
4. There occurs an increase in number of gas molecules

Q. The melting point of pure ice is

1. ${23.5}^{o}C$
2. ${100}^{o}C$
3. 273.15 K
4. 100 K

Q.

What is the melting point of ice on Kelvin scale?

Q.

The absolute temperature of a gas at 7-degree celcius.

1. 270

2. 290

3. 250

4. 280

Q.

The melting point of Ice is ___ kelvins.

1. 400 K

2. 373 K

3. 231. 25 K

4. 273 K

Q. The pressure exerted by 10 litres of gas at 272 K is 1.6 atm. What pressure would be exerted, in atm, by the gas at 409 K, provided that the volume remains constant?

1. 2
2. 2.4
3. 2.8
4. 3.2

Q.

The temperature of a gas placed in an open container is raised from ${27}^{\circ }to{227}^{\circ }C.$ The percent of the original amount of the gas expelled from the container will be ?

1. 20

2. 40

3. 60

4. 80

Q.

We can always trust our senses to measure temperature.

1. True
2. False