engineering recuitment ICAR Technician 2021 Mock Test (Re-Exam) Physics Magnetism and Maxwell's Equations The Earth’s Magnetism
Given below are two statements labelled as Assertion (A) and Reason (R)
Assertion (A): A magnetic needle free to rotate in a vertical plane, orients itself (with its axis) vertical at the poles of the earth.
Reason (R): At the poles of the earth the horizontal component of earth’s magnetic field will be zero.
Select the most appropriate answer from the options given below:
1
Both A and R are true and R is the correct explanation of A
2
Both A and R are true but R is not the correct explanation of A.
3
A is true but R is false.
4
A is false and R is also false.