Who has written the book “Pride and Prejudice”?

Anemometer is used to measure –

What is the maximum value of deforming force up to which a material shows elastic property and above which the material loses it?

Which element gives hardness to stainless steel?

A galvanometer is used to:

Naphthalene balls, commonly used as a pest repellent, are derived from which source?

In the synthesis of aspirin (acetylsalicylic acid) from salicylic acid, which reagent is used?

The sparkling of a diamond is due to –

Match the following

Which of the following metals does not liberate hydrogen gas when reacted with cold water but does so with steam?

The Polymerisation of which of the following is used in the manufacturing of polythene in industry?