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Three identical spheres, each of mass 3 kg are placed touching each other with their centres lying on a straight line. The centres of the spheres are marked as P, Q and R respectively. The distance of centre of mass of the system from P is
Options
(a) PQ+QR+PR/3
(b) PQ+PR/3
(c) PQ+QR+PR/9
(d) PQ+PR/9
Correct Answer:
PQ+PR/3
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Motion of system of Particles and Rigid Body
(73)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The name of ions knocked out from the hot surface is
- A wheel is rotating at 900 rpm about its axis.When the power is cut-off it
- A black body at a temperature of 227⁰C radiates heat at a rate of 20 cal m⁻²s⁻¹.
- The magnetic susceptibility of a material of a rod is 449. Permeability of vaccum
- The escape velocity of a body from earth’s surface is Ve. The escape velocity
Topics: Motion of system of Particles and Rigid Body (73)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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