MENU

A bar magnet with magnetic moment 2.5×10³ JT⁻¹ is rotating in horizontal plane

A Bar Magnet With Magnetic Moment 25x10 Jt Is Rotating Physics Question

A bar magnet with magnetic moment 2.5×10³ JT⁻¹ is rotating in horizontal plane in the space containing magnetic induction B=4×10⁻⁵ T. The work done in rotating the magnet slowly from a direction parallel to the field to a direction 45⁰ from the field, is (in joule)

Options

(a) 0
(b) 0.2
(c) 0.03
(d) 0.02

Correct Answer:

0.03

Explanation:

No explanation available. Be the first to write the explanation for this question by commenting below.

Related Questions:

  1. An aeroplane flies 400m due to North and then 300m due to south and then flies
  2. Three identical spheres, each of mass 3 kg are placed touching each other
  3. The given graph represents V-I characteristic for a semiconductor device
  4. Charge Q is divided into two parts which are then kept some distance apart. The force
  5. A coil of resistance 10 Ω and an inductance 5 H is connected to a 100 volt

Topics: Magnetic Effects of Current and Magnetism (167)
Subject: Physics (2479)

Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score

18000+ students are using NEETLab to improve their score. What about you?

Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.

NEETLab Mobile App

Share this page with your friends

Be the first to comment

Leave a Reply

Your email address will not be published.


*