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Questions

Physics

Multiple Choice Question with Two or More Choices Correct
Choose the incorrect statements from the following
(a) the pressure of a gas is equal to the total kinetic energy of the molecules in a unit volume of the gas.
(b) the product of pressure and volume of a gas is always constant.
(c) the average kinetic energy of molecules of a gas is proportional to its absolute temperature.
(d) the average kinetic energy of molecules of a gas is proportional to the square root of its absolute temperature.

Chemistry

Multiple Choice Question
Which of the following orders of reactivity of acid derivatives towards a nucleophile is correct?

(a)	anhydride > amide > ester	(b)	anhydride > ester > amide
(c)	amide > anhydride > ester	(d)	amide > ester > anhydride

Mathematics

The third term of a geometric progression is 4. The product of the first five terms is

(a)

4³

(b)

4⁵

(c)

4⁴

(d)

none of these

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