“The experiment will employ a trio of spacecraft flying in formation in the shape of an equilateral triangle that has sides one million kilometres long, with lasers shining between the craft.” The experiment in question refers to

[UPSC Civil Services Exam – 2020 Prelims]

(a) Voyager-2

(b) New horizons

(c) Lisa Pathfinder

(d) Evolved LISA


Answer: (d)        

Explanation:

  • LISA- Laser Interferometer Space Antenna.
  • It is a laser interferometric gravitational wave observatory in space with 3 spacecraft in heliocentric orbit and million km arm length.
  • eLISA is a mission aiming at exploring the Gravitational Universe from space for the first time.

Consider the following statements:                                                                   The Parliament of India can place a particular law in the Ninth Schedule of the Constitution of India. The validity of a law placed in the Ninth Schedule cannot be examined by any court and no judgement can be made on it. Which of the statements given above is/are correct?

Consider the following statements:                                               

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Consider the following statements:                                                         The Parliament of India can place a particular law in the Ninth Schedule of the Constitution of India. The validity of a law placed in the Ninth Schedule cannot be examined by any court and no judgement can be made on it. Which of the statements given above is/are correct?

Consider the following statements:                                               

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