Questions

Which of the following metals cannot be easily cut with a knife?

In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. If a sentence is free from error, select 'No error'.
I am vexed at him (1)/ for what all he has (2)/ done for him till date. (3)/ No Error (4)

Notepad' is a text editor in which of the following operating systems?

Bridgmanite is

Name the international treaty designed to protect the ozone layer from CFCs.

Who among the following is credited with starting the work on plant tissue culture?

Which of the following changes when a body performs uniform circular motion?

Two particles with charges q1 and q2 are kept at a certain distance to exert force F on each other. If the distance is reduced to one-fifth, then the force between them is