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. When the speed of electron beam used in Young’s double slit experiment is increased,
  2. The molar specific heat at constant pressure of an ideal gas is (7/2)R. The ratio
  3. The escape velocity of a body on an imaginary planet which is thrice the radius
  4. A ball of mass 2 kg and another of mass 4 kg are dropped together from
  5. In which of the follows decays, the element does not change?

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Your email address will not be published.


*