- The density of newly discovered planet is twice that of Earth. The acceleration due to gravity at the surface of the planet is equal to that at the surface of the Earth. If the radius of the Earth is R, the radius of the planet would be (a) 2R (b) 4R (c) -R (d) 4

- The density of newly discovered planet is twice that of Earth. The acceleration due to gravity at the surface of the planet is equal to that at the surface of the Earth. If the radius of the Earth is R, the radius of the planet would be (a) 2R (b) 4R (c) -R (d) 4

University Physics Volume 1

18th Edition

ISBN:9781938168277

Author:William Moebs, Samuel J. Ling, Jeff Sanny

Publisher:William Moebs, Samuel J. Ling, Jeff Sanny

Chapter13: Gravitation

Section: Chapter Questions

Problem 27P: The acceleration due to gravity on the surface of a planet is three times as large as it is on the...

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Concept explainers

Centripetal Force

A particle, body, object or certain mass while travelling in a rotational path or semicircular path, experiences an inertia force. If that inertia force pulls the towards the inward of the imaginary circle in the rotation, it is termed as centripetal force.

Question

Hurry

(d) R
- The density of newly discovered planet is twice that of
Earth. The acceleration due to gravity at the surface of
the planet is equal to that at the surface of the Earth. If
the radius of the Earth is R, the radius of the planet
would be
(c) -R
4
(d) -R
(a) 2R
(b) 4R

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