Who was the first chairman of Indian space agency ISRO?

Indian Space Research Organization (ISRO)

What is the value of Avogadro’s number?

What are Photoelectrons?

The photoelectric effect is the emission of electrons when electromagnetic radiation, such as light, hits a material. Electrons emitted in this manner are called photoelectrons.

When was Einstein born?

Who proposed the concept of Bose-Einstein Condensate?