0
You visited us 0 times! Enjoying our articles? Unlock Full Access!
Question

A particle of mass 1kg is placed at a distance of 4m from the centre and on the axis of a uniform ring of mass 5kg and radius 3m. The work done to increase the distance of the particle from 4m to 3m is.
  1. G3J
  2. G4J
  3. G5J
  4. G6J

A
G3J
B
G6J
C
G4J
D
G5J
Solution
Verified by Toppr

Potential of a ring, V=GMy
where, y=x2+r2
So initial, energy is 5G×15
Final energy is 5G×16
So the difference = Final Initial =G6

Was this answer helpful?
0
Similar Questions
Q1

A particle of mass 1 kg is placed at a distance of 4 m from the centre and on the axis of a uniform ring of mass 5 kg and radius 3m. What is the work required to be done to increase the distance of the particle from 4m to 33m


View Solution
Q2
A particle of mass 1kg is placed at a distance of 4m from the centre and on the axis of a uniform ring of mass 5kg and radius 3m. The work done to increase the distance of the particle from 4m to 3m is.
View Solution
Q3
A circular ring of mass M and radius R is placed in a gravity free space. A small particle of mass m is placed on the axis of ring at a distance 3R from the centre of the ring. If particle and ring are released from rest. Speed with which particle passes through the centre of the ring is
View Solution
Q4
Centre of mass of a system of three particles of masses 1 kg, 2 kg and 3 kg at the point (1 m,2 m,3 m) and centre of mass of another group of two particles of masses 2 kg and 3 kg is at point (1 m,2 m), where a 10 kg particle should be placed, so that the centre of mass of the system of all those six particles shifts to centre of mass of the first system?
View Solution
Q5
A uniform rod of length l and mass M rotating about a fixed vertical axis on a smooth horizontal table. It elastically strikes a particle placed at a distance 3m from its axis and stops. Mass of the particle is :
126898_7d966fa72ecf46bcbd964601e8ff816a.png
View Solution