Current Affairs Question - 24 March 2022

Science & Technology

Indian Scientists


Consider the following statements:

  1. Recently, Indian scientists, along with international collaborators from Brazil and France, have derived the accurate value of Pluto’s atmospheric pressure at its surface.
  2. The atmospheric pressure of Pluto was found to be 8.23 μbar, which is over 80,000 times less than the atmospheric pressure at mean sea level on Earth.
  3. In astronomy, an occultation happens when a celestial object gets hidden from the view of the observer due to another celestial object passing in between them.

Which of the above statement(s) is/are true?

A
1 and 2
B
2 and 3
C
1 and 3
D
All of the above

Science & Technology

Giant Metrewave Radio Telescope (GMRT)


Consider the following statements:

  1. Giant Metrewave Radio Telescope (GMRT) consists of 30 fully steerable gigantic parabolic dishes of 45m diameter each, spread over distances of up to 25 km.
  2. The metre wavelength part of the radio spectrum has been particularly chosen for study with GMRT because man-made radio interference is considerably lower in this part of the spectrum in India.
  3. GMRT is located in Hyderabad.

Which of the above statement(s) is/are true?

A
1 and 2
B
2 and 3
C
1 and 3
D
All of the above
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