Write the mathematical expression by which pressure coefficient of a gas represent.

Write the mathematical expression for pressure law.

Define pressure coefficient of a gas.

Write the mathematical expression by which the volume coefficient represents.

Write the mathematical expression of refractive index

Write the mathematical expression for Boyle's law.

Give an example of volume expansion of a liquid on heating. The area of a solid substance at a temperature of T_1K is A_1 sq m and that at a temperature of T_2K is A_2 sq m.Write down the mathematical expression for the coefficient of area expansion-with unit, of that solid substance.

Write the mathematical expression of thermal conductivity.

Write the mathematical expression for ideal or perfect gas.

Write the mathematic expression for Coulomb's Law.