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.
When did the East India Company?
- 31st December, 1600
- 13th December, 1598
- 31th December, 1609
- 11th December, 1603
×
On 31 December 1600, the British East India Company received a Royal Charter from the British monarch Elizabeth I to trade with the East Indies. Later, the company colonized the Indian subcontinent.
In which year was the constituent assembly established?
×
The constituent assembly was formed in 1946 on the basis of the cabinet mission plan.
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.
Constitution day of India is celebrated on
- 26th November 1949
- 26th November 1948
- 26th January 1950
- 26th November 1946
×
The Constitution of India was adopted by the Constituent Assembly on 26th November 1949 and came into force on 26th January, 1950.