Who proposed the theory of the expanding universe?
- Georges Lemaitre
- Galileo Galilei
- Edwin Hubble
- Claudius Ptolemy
×
American astronomer Edwin Hubble discovered in the 1920s that the Universe is expanding by showing that most galaxies are receding from the Milky Way and the farther away they are, the faster they are receding.
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.
Which article if the Indian Constitution abolishes untouchability?
- Article 30
- Article 17
- Article 19
- Article 21
×
Abolition of Untouchability. To make an untouchability law further strong, parliament passed an Untouchability Offenses Act in 1955. However, this act was further amended and also renamed in the year of 1976 as Protection of the Civil Rights Act, 1955.
What was the comparative advantage theory of David Ricacrdo?
- When a country can produce a good or service at a lower opportunity cost than another country.
- Pursuit of self-interest, division of labor, and freedom of trade.
- A theory of free-market capitalism directly opposed to government intervention.
- A theory centers on entrepreneurship, knowledge, innovation and technological advancement.
×
Comparative advantage is an economy's ability to produce a particular good or service at a lower opportunity cost than its trading partners.
Who prepared the manuscript of the Constitution of India?
- Shantiniketan
- Nandlal Bose
- Dr. B R Ambedkar
- Prem Behari Narain Raizada
×
Prem Behari Narain Raizada was an Indian calligrapher. He is notable for being the calligrapher who hand-wrote the Constitution of India.
