UPSC 2005 › Geography › Astronomy & Earth–Sun System

2 questions · 2005 · answers as per the UPSC key

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UPSC 2005 · Q19 · Geography › Astronomy & Earth–Sun System · Save

Consider the following statements :

  1. The axis of the earth’s magnetic field is inclined at 23 ½° to the geographic axis of the earth.
  2. The earth’s magnetic pole in the northern hemisphere is located on a peninsula in northern Canada.
  3. Earth’s magnetic equator passes through Thumba in South India.

Which of the statements given above is/are correct?

(a) 1, 2 and 3
(b) 2 and 3
(c) 2 only
(d) 3 only
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Answer: (b) 2 and 3
UPSC 2005 · Q83 · Geography › Astronomy & Earth–Sun System · Save

Assertion (A): The same face of the Moon is always presented to the Earth.

Reason (R): The Moon rotates about its own axis in 23½ days which is about the same time that it takes to orbit the Earth.

(a) Both A and R are individually true and R is the correct explanation of A
(b) Both A and R are individually true but R is not the correct explanation of A
(c) A is true but R is false
(d) A is false but R is true
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Answer: (c) A is true but R is false