Magnetism Question 249

Question: The strength of the earth’s magnetic field is

Options:

A) constant everywhere

B) zero everywhere

C) having very high value

D) vary from place to place on the earth’s surface

Show Answer

Answer:

Correct Answer: D

Solution:

[d] The strength of the earths magnetic field is not constant. It varies from one place to other place on the surface of earth. Its value being of the order of $ {{10}^{-5}},T $ .