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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 stone falls freely under gravity. It covers distances h1, h2 and h3 in the first 5 secs
- Two bullets are fired simultaneously, horizontally and with different speeds
- Two capacitors 3μF and 4μF, are individually charged across a 6 V battery.
- A body of mass 4 kg is accelerated upon by a constant force travels
- A bar magnet with magnetic moment 2.5×10³ JT⁻¹ is rotating in horizontal plane
Topics: Electrostatics (146)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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