Questions

Which atmospheric layer contains ozone layer?

The President can advance money to meet unforeseen expenses from the

A covex mirror of focal length f (in air) is immersed in a liquid (u=4/3). The focal length of the mirror in the liquid will be :

At what temperature (in degree celsius), the numerical values on Celsius and Fahrenheit scales become equal?

Why the Earth is having its own atmosphere ?

The first equation of motion gives the relation between

_____changes each time it is installed to avoid detection by antivirus software.

In the following question, out of the four alternatives, select the alternative which is the best substitute of the phrase.

an event or a group of events occurring as part of a sequence