Practicing Success

Target Exam

CUET

Subject

Physics

Chapter

Electromagnetic Induction

Question:

Case: Read the below passage and answer accordingly

Electromagnetic induction is defined as the production of an electromotive force across an electric conductor in a changing magnetic field. The discovery of induction was done by Michael Faraday in the year 1831. Electromagnetic induction finds many applications such as in electrical components which include transformers, inductors, and other devices such as electric motors and generators.

What is the function of brushes connected to split rings in an electric motor?
Options:
Maintain rotation of coil
Provide current to coil
Both of the above
None of these
Correct Answer:
Provide current to coil
Explanation:
Brushes are joined to split rings to supply current to the coil.