Question 1 - Assertion Reasoning questions (MCQ) - Chapter 13 Class 10 - Magnetic Effects of Electric Current

Last updated at Dec. 13, 2024 by

Assertion (A): Magnetic field lines never intersect.

Reason (R): At a particular point magnetic field has only one direction.

 

Answer:

All Field lines follow their separate path to reach from North Pole to the South Pole.

Two magnetic field lines do not intersect each other because if there was point of intersection,

The compass needle would point towards 2 directions.

Which means that the magnetic field has two different directions, which is not possible.

why-magnetic-field-lines-do-not-intersect---teachoo.png

Thus,

  • Assertion is true.
  • Reason is true.
  • Reason is the correct explanation for Assertion.

So, the correct answer is (a)

Go Ad-free
Maninder Singh's photo - Co-founder, Teachoo

Made by

Maninder Singh

CA Maninder Singh is a Chartered Accountant for the past 14 years and a teacher from the past 18 years. He teaches Science, Economics, Accounting and English at Teachoo