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The charges Q, +q, and +q are placed at the vartices of an equilateral triangle of side l. If the net electrostatic potential energy of the system is zero, the Q is equal to
Options
(a) (+q/2)
(b) zero
(c) (-q/2)
(d) (-q)
Correct Answer:
(-q/2)
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Electrostatics
(146)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A capacitor is charged to 200 volt. It has a charge of 0.1 coulomb.
- Initial angular velocity of a circular disc of mass M is ?￢ﾂﾁ.Then, two small spheres
- Initial pressure and volume of a gas are P and 800cc. If the final volume is 100cc
- Weight of a body of mass m decreases by 1% when it is raised to height h
- A person holding a rifle (mass of person and rifle together is 100 kg) stands on a smooth
Topics: Electrostatics (146)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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