Physics-Earth's Magnetism

NEET Physics Earth's Magnetism MCQ Question

Type: MCQ-diagram based-Hard-Class 12

Consider a diagram showing a magnetic needle perfectly balanced about a horizontal axis, swinging in the plane of the magnetic meridian at a point P on the Earth's surface. What angle does the needle make with the horizontal, known as the angle of dip or inclination?

Question diagram
A

The angle between the Earth's magnetic field and the surface.

B

The angle between the magnetic meridian and the true north.

C

The angle between the vertical component and the horizontal component of Earth's magnetic field.

D

The angle between the magnetic declination and magnetic inclination.

Correct Answer

Option A

Detailed Explanation

The angle of dip or inclination is defined as the angle that the total magnetic field of the Earth makes with the surface of the Earth, as stated in the NCERT context.

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