Questions

Which of the following scientists gave the law that governs the force of attraction/repulsion between two charged particles?

The pH of a solution, whose hydrogen ion concentration is 1 x 10 mole per litre, will be ____.

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

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 ascended (1)/ to the throne (2)/ at the early age of seven. (3)/ No Error (4)

In which coast was the World's largest Marine Protected Area (MPA) created in October 2016?

What is the name of the autobiography of Sachin Tendulkar?

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

How many seats are reserved for representatives of Scheduled Castes and Scheduled Tribes in Lok Sabha?