Questions

There are 15 protons and 22 neutrons in the nucleus of an element. What is its mass number?

In the following question, out of the given four alternatives, select the one which is opposite in meaning of the given word.

Demure

In the following question, the sentence given with blank to be filled in with an appropriate word. Select the correct alternative out of the four and indicate it by selecting the appropriate option.

The sound which is ______ to ears comes in the form of a melody.

In the following question, a word has been written in four different ways out of which only one is correctly spelt. Select the correctly spelt word.

Nikhil is 8 yr younger than his brother Rohan . How old will Rohan be when he is twice as old as Nikhil ?

What is the capital of Syria?

Who is the author of "Midnight's Children"?

The force of friction between two surfaces will increase if: