A magnetic needle is kept in a non­uniform magnetic field. It experiences

  • Option 1)

    a force and a torque

  • Option 2)

    a force but not a torque

  • Option 3)

    a torque but not a force

  • Option 4)

    neither a force nor a torque

 

Answers (1)

As we learnt in 

Behaviour in a non- uniform magnetic field -

These are strongly attracted in an external magnetic field (in ferromagnetic substance)

- wherein

 

 

A force and a torque act on a magnetic needle kept in a non­uniform magnetic field.


Option 1)

a force and a torque

Correct

Option 2)

a force but not a torque

Incorrect

Option 3)

a torque but not a force

Incorrect

Option 4)

neither a force nor a torque

Incorrect

Preparation Products

JEE Main Rank Booster 2021

This course will help student to be better prepared and study in the right direction for JEE Main..

₹ 13999/- ₹ 9999/-
Buy Now
Knockout JEE Main April 2021 (Subscription)

An exhaustive E-learning program for the complete preparation of JEE Main..

₹ 6999/- ₹ 5/-
Buy Now
Knockout JEE Main April 2021

An exhaustive E-learning program for the complete preparation of JEE Main..

₹ 22999/- ₹ 14999/-
Buy Now
Knockout JEE Main April 2022

An exhaustive E-learning program for the complete preparation of JEE Main..

₹ 34999/- ₹ 24999/-
Buy Now
Knockout JEE Main January 2022

An exhaustive E-learning program for the complete preparation of JEE Main..

₹ 34999/- ₹ 24999/-
Buy Now
Exams
Articles
Questions