Science and Technology
2022
Space Technology India
Communication Technology
UPSC Practice Question

If a major solar storm (solar flare) reaches the Earth, which of the following are the possible effects on the Earth?

  1. GPS and navigation systems could fail.
  2. Tsunamis could occur at equatorial regions.
  3. Power grids could be damaged.
  4. Intense auroras could occur over much of the Earth.
  5. Forest fires could take place over much of the planet.
  6. Orbits of the satellites could be disturbed.
  7. Shortwave radio communication of the aircraft flying over polar regions could be interrupted. Select the correct answer using the code given below:
D.1, 2, 3, 4, 5, 6 and 7
A.1, 2, 4 and 5 only
C.1, 3, 4, 6 and 7 only
B.2, 3, 5, 6 and 7 only