Questions

The focal length of a concave mirror with a radius of curvature of 20.0 cm is :

Ultraviolet radiation in the stratosphere is absorbed by

ISRO built India's first satellite known as _____.

"Personology" refers to _____.

Earth's Deepest point in water is Mariana trench. It is located in which of the following oceans?

First country to impose carbon tax is ________.

In the following questions, one part of the sentence may have an error. Find out which part of the sentence has an error and click the button corresponding to it. If the sentence is free from error, click the "No error" option.

She does not listen to me (A) / because she is (B) / senior than me (C) / No Error (D)

A sentence/a part of the sentence is underlined. Four alternatives are given to the underlined part which will improve the sentence. Choose the correct alternative and click the button corresponding to it. In case no improvement is needed, click the button corresponding to "No improvement".

Will you lend me few rupees for the taxi fare?