Questions

Addition of suitable impurities into semiconductor, is called

A body is initially moving with a velocity of 10 m/s. It undergoes an acceleration of 2 m/s2 for 5 seconds. Find the displacement (in m) of this body in these 5 seconds.

A fresh egg when placed in salt water will

Azadirachta indica is the botanical name of which of the following?

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 old man was ______ and poor.

A sentence has been given in Active/Passive Voice. Out of the four given alternatives, select the one which best expresses the same sentence in Passive/Active Voice.

The youngsters lined the cafe.

Who was the first American to win Nobel peace prize?