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An electric dipole is placed at an angle 30°with an electric field intensity 2×10⁵N/C. It experiences a torque equal to 4N-m. The charge on the dipole, if the dipole length is 2cm is,
Options
(a) 8mC
(b) 2mC
(c) 5mC
(d) 7µC
Correct Answer:
2mC
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 resistor 30Ω, inductor of reactance 10 Ω and capacitor of reactance 10 Ω
- The moment of inertia of a rod about an axis through its centre and perpendicular
- One-fourth length of a spring of force constant K is cut away. The force constant
- If sound wave travel from air to water, which of the following remains unchanged?
- On heating a ferromagnetic substance above curie temperature
Topics: Electrostatics (146)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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