Questions

Which of the following devices converts Chemical energy into Electrical energy?

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

Which of the following refers to the number of pixels per inch, printed on a page?

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

Who is the CEO of the Unique Identification Authority of India (UIDAI) as of February 2018?

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'.

Our government has decided to strengthen the (1)/ States’ capacity to move away from a already (2)/ obsolete ‘one-size-fits-all’ approach. (3)/ No error. (4)

Demand is said to be elastic when the

Which of the following is NOT correctly matched?