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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 thin glass(refractive index 1.5) lens has optical power of -5D in air.
- A block of mass 5 kg is moving horizontally at a speed of 1.5 m/s. A perpendicular force
- A particle moves a distance x in time t according to equation x = (t + 5)⁻¹
- The resistance of a wire is 5 ohm at 50° C and 6 ohm at 100° C. The resistance
- A coil of 40 henry inductance is connected in series with a resistance of 8 ohm
Topics: Electrostatics (146)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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