The value of universal gas constant

(a)

3.81 J mol^–1 K^–1

(b)

8.03 J mol^–1 K^–1

(c)

1.38 J mol^–1 K^–1

(d)

8.31 J mol^–1 K^–1

In the Given diagram, the possible direction of heat energy transformation is

(a)

A\(\leftarrow\)B, A\(\leftarrow\)C, B\(\leftarrow\)C

(b)

A\(\rightarrow\)B, A\(\rightarrow\)C, B\(\rightarrow\)C

(c)

A\(\rightarrow\)B, A\(\leftarrow\)C, B\(\rightarrow\)C

(d)

A\(\leftarrow\)B, A\(\rightarrow\)C, B\(\leftarrow\)C

Hotness or coldness of an object is called _____

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Temperature

The process of heat transfer directly from molecule to molecule is called ______

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conduction

Transfer of energy between any two objects due to difference in temperature is called _____

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Thermal (or) heat energy

Superficial expansion

(1)

change in volume

Cubical expansion

(2)

hot body to cold body

Heat transformation

(3)

1.381 x 10^-23 JK^-1

Boltzmann constant

(4)

change in area

Distinguish between ideal gas and real gas.

What is co-efficient of real expansion?

What is co-efficient of apparant expansion?

With an illustration, explain the method of Calculation for linear expansion of an object.

With an illustration, explain the method of Calculation for cubical expansion of an object.

Derive the ideal gas equation.