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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
- A current I flows along the length of an infinitely long, straight, thin walled pipe.
- A spherical body of emissivity e=0.6, placed inside a perfectly black body is maintained
- A body is hangfing from a rigid support by an inextensible string of length
- A tyre filled with air (27° C and 2 atm) bursts. The temperature of air is (ˠ=1.5)
- A wheel has angular acceleration of 3.0 rad/sec² and an initial angular speed
Topics: Oscillations (58)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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