A long straight wire carrying current of 30A is placed in an external uniform

A Long Straight Wire Carrying Current Of 30a Is Placed Physics Question

A long straight wire carrying current of 30A is placed in an external uniform magnetic field of induction 4 x 10⁻⁴ T. The magnetic field is acting parallel to the direction of the current. The magnitude of resultant magnetic induction in tesla at a point 2.0 cm away from the wire is

Options

(a) 10⁻⁴ T
(b) 3 x 10⁻⁴ T
(c) 5 x 10⁻⁴ T
(d) 6 x 10⁻⁴ T

Correct Answer:

5 x 10⁻⁴ T

Explanation:

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

Related Questions:

  1. Two cells when connected in series are balanced on 8m on a potentiometer.
  2. A particle is moving in a circle with uniform speed v. In moving from a point to another
  3. An alternating voltage of 220 V, 50 Hz frequency is applied across a capacitor
  4. Two thin lenses of focal lengths f₁ and f₂ are in contact and coaxial.
  5. For principal quantum number n=3, the possible values of orbital quantum number

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Your email address will not be published.


*