Why does a star produce its own light and heat?
- Nuclear fission
- Nuclear fusion
- Chemical reaction
- None
×
Stars are huge celestial bodies made mostly of hydrogen and helium. Heat and light energy produced by the stars are due to the fusion reaction of hydrogen atoms.
Who was the Constitutional Advisor of the Constituent Assembly?
- Dr. Sachinand Sinha
- Dr. B.N. Rau
- Dr. Rajendra Prasad
- H.C. Mukherjee
×
Sir Benegal Narsing Rau CIE was an Indian civil servant, jurist, diplomat and statesman known for his key role in drafting the Constitution of India. He was the Constitutional Advisor to the Constituent Assembly.
Big bang theory was proposed by
- Georges Lemaitre
- Hermann Bondi
- Thomas Gold
- Hoyle
×
Georges Lemaitre was a Belgian cosmologist, Catholic priest, and father of the Big Bang theory.
Who was the first temporary chairman of the Constituent Assembly?
- BN Rau
- Harendra Coomar Mookerjee
- Dr. Sachchidananda Sinha
- Dr. Rajendra Prasad
×
Dr. Sachchidananda Sinha was appointed as the interim(temporary) chairman of the Constituent Assembly.
Which theory explains the origin of the universe?
- Geocentric Model
- Heliocentricity
- Big Bang Theory
- Pulsating Theory
×
The Big Bang was 13.8 billion years ago when the universe began as a tiny, dense, fireball that exploded.