Questions

What of the given below devices converts chemical energy to electrical energy?

The speed of the light is maximum in

Knife is an example for

According to Ohm's law, if current (I) increase and potential difference (V) remains constant, then

The Brownian Motion was discovered by

First established Indian Institute of Technology (IIT)?

In the following question, out of the four alternatives, select the alternative which will improve the bracketed part of the sentence. In case no improvement is needed, select "no improvement".

As humans we (crossing) our line in disturbing the balance of nature.

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'.

The postman travelled by the cycle, often wading through (1)/ swamps or passed through jungles (2)/in order to reach the villages (3)/ No error (4)