Why does a star produce its own light and heat?
- Nuclear fission
- Nuclear fusion
- Chemical reaction
- None
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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.
In which of these constellations does the current Pole Star, Polaris, lie?
- Ursa Minor
- Orion
- Ursa Major
- Corona Borealis
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Ursa Minor, or the 'Little Bear', is a relatively conspicuous constellation, visible from the latitudes 90 degrees North to 10 degrees South. It is 'circum-polar', i.e. always visible in the sky, above 20 degrees North latitude.
Which article if the Indian Constitution abolishes untouchability?
- Article 30
- Article 17
- Article 19
- Article 21
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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.
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Comparative advantage is an economy's ability to produce a particular good or service at a lower opportunity cost than its trading partners.
How many articles, parts, and schedules are in the Indian constitution?
- 395 Articles, 22 Parts, and 8 Schedules
- 395 Articles, 22 Parts, and 12 Schedules
- 385 Articles, 22 Parts, and 8 Schedules
- 385 Articles, 22 Parts, and 12 Schedules
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At its enactment, it had 395 articles in 22 parts and 8 schedules. At about 145,000 words, it is the second-longest active constitution—after the Constitution of Alabama—in the world.
