Current Affairs Question - 18 September 2021


Science & Technology

The Solar X-ray Monitor (XSM)


Consider the following statements:

  1. The Sun’s outer atmosphere is known as corona.
  2. The temperature of the photosphere – the visible surface of the Sun – exceeds one million Kelvin.
  3. The Solar X-ray Monitor (XSM) on board Chandrayaan-2 provides spectral measurement of soft X-ray spectrum of the Sun.

Which of the above statements is/are true?

A
1 and 2
B
2 and 3
C
1 and 3
D
1,2 and 3

Science & Technology

PASIPHAE


Consider the following statements:

  1. Polar-Areas Stellar-Imaging in Polarisation High-Accuracy Experiment (PASIPHAE) has the objective of studying the polarisation in the light coming from millions of stars.
  2. The name PASIPHAE is inspired from Pasiphae, the daughter of Greek Sun God Helios.
  3. The Skinakas Observatory is located in Italy.

Which of the above statements is/are true?

A
1 and 2
B
2 and 3
C
1 and 3
D
1,2 and 3

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