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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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Topics: Oscillations
(58)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- α-particles, deuterons and protons of same energy are moving in a perpendicular
- Weight of a body of mass m decreases by 1% when it is raised to height h
- A solid sphere, disc and solid cylinder all of the same mass and made up of same material
- A monoatomic gas is suddenly compressed to (1/8)th of its initial volume adiabatically.
- A tuned amplifier circuit is used to generate a carrier frequency of 2 MHz
Topics: Oscillations (58)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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