Questions

There are 15 protons and 22 neutrons in the nucleus of an element. What is its mass number?

Galvanization a process to prevent rusting involves use of ___ coating to steel or iron.

How many union territories does India have as of June 2017?

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'.
She has not been (1)/ to the restaurant (2)/ much late. (3)/ No Error (4)

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".

Someone must (being) killed.

Mechanical energy is the sum of

If two coulomb of charge flows through any cross-section of a conductor in one second, what will be the current flowing through it?

According to the distance of planets from the Sun, which of the following order is correct?