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What is the depression in the melting point of ice produced by one atmosphere increase of pressure (Latent heat of ice =80 cal/gram, specific volume of 1 gram of ice at 0oC =1.091 cm3, specific volumes of 1 gram of water at 0oC =1.000 cm3)?

0.0026oC

0.0074oC

0.01036oC

0.05038oC

What is the increase in the boiling point of water at 100oC when the pressure is increased by one atm [latent heat of vaporization of steam =540 cal/gram, volume of 1 gm of steam =1677 cm3]?

20.13oC

28.32oC

27.92 K

21.29 K

What is the change in the boiling point of water when the pressure of steam on its surface is increased from 1 atm to 1.10 atm?

-3.792oC

-2.729oC

-4.852oC

3.852oC

What is the change in the melting point of ice when it is subjected to a pressure of 100 atm. (Density of ice =0.917 g/cm3 and latent heat of ice =336 J/g)?

0.7326oC

0.5323oC

0.4857oC

0.2892oC

At what pressure water will boil at 120oC, if the change in specific volume when 1 gm of water is converted steam is 1,676 cm3?

1.3254 atm

1.7254 atm

1.928 atm

2 atm

What is the change in temperature of boiling water when the pressure is increased by 27.12 mm of Hg, the normal boiling point of water at atmospheric pressure being 100oC (Latent heat =537 cal/gram, specific volume of steam= 1674 cm3)?

1oC

5oC

13oC

25oC

The electrons cannot escape to the outer space because of the attractive forces at the surface that tend to keep the electrons within the metal. The attractive forces are

Much smaller than the atmospheric pressure

Much greater than the liquid pressure

Much smaller than the pressure at absolute temperature

Much greater than the electron gas pressure

Work scale and ideal gas scale are identical at

100oC

98.4oC

0 K

273 K

Even at the absolute zero, a substance does retain an appreciable amount of energy aptly called

Unit-point energy

Stable energy

Zero-point energy

Ideal-gas energy

According to Clapeyron’s latent heat equation, if V2 is greater V1, then the melting point of the substance will ______ with increase in pressure.

Decrease

Increase

First increase then decrease

First decrease then increase

0.0026oC

0.0074oC

0.01036oC

0.05038oC

What is the increase in the boiling point of water at 100oC when the pressure is increased by one atm [latent heat of vaporization of steam =540 cal/gram, volume of 1 gm of steam =1677 cm3]?

20.13oC

28.32oC

27.92 K

21.29 K

What is the change in the boiling point of water when the pressure of steam on its surface is increased from 1 atm to 1.10 atm?

-3.792oC

-2.729oC

-4.852oC

3.852oC

What is the change in the melting point of ice when it is subjected to a pressure of 100 atm. (Density of ice =0.917 g/cm3 and latent heat of ice =336 J/g)?

0.7326oC

0.5323oC

0.4857oC

0.2892oC

At what pressure water will boil at 120oC, if the change in specific volume when 1 gm of water is converted steam is 1,676 cm3?

1.3254 atm

1.7254 atm

1.928 atm

2 atm

What is the change in temperature of boiling water when the pressure is increased by 27.12 mm of Hg, the normal boiling point of water at atmospheric pressure being 100oC (Latent heat =537 cal/gram, specific volume of steam= 1674 cm3)?

1oC

5oC

13oC

25oC

The electrons cannot escape to the outer space because of the attractive forces at the surface that tend to keep the electrons within the metal. The attractive forces are

Much smaller than the atmospheric pressure

Much greater than the liquid pressure

Much smaller than the pressure at absolute temperature

Much greater than the electron gas pressure

Work scale and ideal gas scale are identical at

100oC

98.4oC

0 K

273 K

Even at the absolute zero, a substance does retain an appreciable amount of energy aptly called

Unit-point energy

Stable energy

Zero-point energy

Ideal-gas energy

According to Clapeyron’s latent heat equation, if V2 is greater V1, then the melting point of the substance will ______ with increase in pressure.

Decrease

Increase

First increase then decrease

First decrease then increase

This test is very helpful for AIEEE and IIT JEE exam preparation.

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