Prelims 2017 · Science and Technology · Question 69
The terms 'Event Horizon', 'Singularity', 'String Theory' and 'Standard Model' are sometimes seen in the news in the context of
Answer
Observation and understanding of the Universe
- (a) Observation and understanding of the Universe — Correct. Event Horizon and Singularity are linked to black holes; String Theory and the Standard Model are major frameworks in fundamental physics and cosmology.
- (b) Study of the solar and the lunar eclipses — Incorrect. Eclipse studies involve celestial mechanics and orbital alignment, not these advanced theoretical physics terms.
- (c) Placing satellites in the orbit of the Earth — Incorrect. Satellite placement depends on rocketry, orbital mechanics and space engineering, not on event horizons or string theory.
- (d) Origin and evolution of living organisms on the earth — Incorrect. This belongs to biology and evolution, whereas the given terms are from astrophysics and particle physics.
Answer: (a)