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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 thin film of soap solution (n=1.4) lies on the top of a glass plate (n=1.5).
- In the half wave rectifier circuit operating from 50 Hz mains frequency,
- A charged oil drop is suspended in a uniform field at 3×10⁴ V/m so that it neither falls
- The temperature coefficient of the resistance of a wire is 0.00125 per ⁰C.
- In Young’s experiment, the third bright band for light of wavelength 6000Å
Topics: Oscillations (58)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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