Question 3 Page 229 (MCQ) - Chapter 13 Class 10 - Magnetic Effects of Electric Current

Last updated at April 16, 2024 by

The magnetic field inside a long straight solenoid-carrying current

  1. is zero.
  2. decreases as we move towards its end.
  3. increases as we move towards its end.
  4. is the same at all points.

 

Answer

is the same at all points.

 

Explanation -  Inside a solenoid, Field lines are parallel straight lines 

It means that magnetic field is same at all points inside the solenoid

magnetic-field-in-a-solenoid.jpg

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