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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
- The wheel of a car is rotating at the rate of 1200 rev/min. On pressing
- A particle free to move along X-axis has potential energy given as U(X) =k(1-e⁻ˣ²)
- A gramophone record is revolving with an angular velocity ?. A coin is placed at
- Characteristic X-rays are produced due to
- Two radioactive materials X₁ and X₂ have decay constants 5λ and λ respectively
Topics: Electrostatics (146)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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