Magnetic Field due to Current in a Loop and Solenoid

IMPORTANT

Magnetic Field due to Current in a Loop and Solenoid: Overview

In this topic, we will study the generation of magnetic field due to the electric current in a loop. It explains how flow of the electric current in a circuit can cause the magnetism and also shows the working of a solenoid.

Important Questions on Magnetic Field due to Current in a Loop and Solenoid

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IMPORTANT

What are the differences between the magnetic field produced by a bar magnet and a solenoid?

EASY
IMPORTANT

What do you mean by magnetic dipole?

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IMPORTANT

What is the main difference between a circular loop and a solenoid?

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A solenoid of 2n turns carries current 3I while another solenoid of the same length and 4n turns carries current 6l. What is the ratio of magnetic field strengths of the two solenoids?

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Which statement correctly identifies a difference between a current-carrying solenoid and a bar magnet?

EASY
IMPORTANT

Which of the following is an example of a magnetic dipole?