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A thin wire of length L and mass M is bent to form a semicircle. What is the gravitational field at the centre?
Options
(a) πGM/L² along the line joining the ends
(b) πGM/L² perpendicular to the above line
(c) 2πGM/L² along the line joining the ends
(d) 2πGM/L² perpendicular to the above line
Correct Answer:
2πGM/L² perpendicular to the above line
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Photoelectric emision occurs only when the incident light has more than a certain minimum
- The maximum kinetic energy of the photoelectrons depends only on
- The surface tension of a liquid is 5 newton per metre. If a film
- A block of mass m1 rests on a horizontal table. A light string connected
- An electron revolves in a circle at the rate of 10¹⁹ rounds per second.
Topics: Oscillations (58)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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