Question

The magnetic poles of earth do not coincide with the geographic poles. The discrepancy between the orientation of a compass and true north-south direction is known as magnetic declination.

• A. If both assertion and reason are true and reason is the correct explanation of assertion
• B. If both assertion and reason are true but reason is not the correct explanation of assertion
• C. If assertion is true but reason is false
• D. If both assertion and reason are false

Answer 1

Answer: (A)

If both assertion and reason are true and reason is the correct explanation of assertion

Answer 2

The discrepancy between the orientation of a compass and true north-south direction is known as magnetic declination. Angle between magnetic axis and geographical axis is about $9.69^{\circ}$.