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A point charge q is situated at a distance r on axis from one end of a thin conductiong rod of length L having a charge Q [uniformly distributed along its length]. The magnitude of electric force between the two is
Options
(a) KQq/r²
(b) 2KQ/r(r+L)
(c) KQq/r(r-L)
(d) KQq/r(r+L)
Correct Answer:
KQq/r(r+L)
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
- An electron moving in a circular orbit of radius r makes n rotations per second.
- A cylindrical tank is filled with water to a level of 3m. A hole is opened at a height
- Two similar springs P and Q have spring constants Kp and Kq, such that Kp>Kq.
- A thin equiconvex lens of refractive index 3/2 and radius of curvature 30 cm
- Two identical circular coils A and B are kept on a horizontal tube
Topics: Electrostatics (146)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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