The net electric force on a charge of +3μC at the mid-point on the line joining two

The Net Electric Force On A Charge Of 3c At Physics Question

The net electric force on a charge of +3μC at the mid-point on the line joining two charges of magnitude +2μC and -2μC seperated by the same distance of 6mm, is

Options

(a) 6000N
(b) 500N
(c) 60N
(d) zero

Correct Answer:

zero

Explanation:

From Coulomb’s law, force due to same charge is repulsive and that due to opposite is attractive.

F = K [(2×3/3²) – (2×3/3²)] = 0

Related Questions:

  1. A projectile is thrown in the upward direction making an angle of 60°with the horizontal
  2. The horizontal and vertical components of earth’s magnetic field at a place
  3. In a primary coil 5 A current is flowing on 220 V. In the secondary coil 2200 V
  4. Weber ampere per metre is equal to
  5. The thermo e.m.f. E in volts of a certain thermocouple is found to vary

Topics: Electrostatics (146)
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Your email address will not be published.


*