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.
_______ is the study of the behavior of individuals and firms in making decisions such as consumers, resource owners, and firms.
- Macroeconomics
- Neo-classical economics
- Microeconomics
- Monetarist economics
Microeconomics is the study of the behavior of individuals and firms in making decisions such as consumers, resource owners, and firms.
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.
What is the pulsating theory of the universe?
- A cosmological model that combines both the Big Bang and the Big Crunch as part of a cyclical event
- An expansion and contraction of the star as a whole in a regular periodic pulsation
- All the matter of the universe was present in a single place in the form of hot and dense fireball
- Counting of the galaxies is constant and new galaxies which are forming continuously are filling the empty spaces
Sir J.C. Bose proposed a theory of the ascent of sap known as the pulsation theory. The Pulsating Universe Theory says that the universe follows self-sustaining cycles such as expanding and contrasting.
Who is known as the ‘Architecture of Indian Constitution’?
- Dr. B R Ambedkar
- Jawaharlal Nehru
- Sardar Vallabhbhai Patel
- Dr. Rajendra Prasad
Because of his role in drafting the Constitution of India, Dr. Bhimrao Ambedkar is well known throughout India as the chief architect of the Indian Constitution.
