Three particles each of mass \( m \) are kept at vertices of an equilateral triangle of side \( ...

Channel:
PW Solutions
Subscribers:
447,000
Published on ● Video Link: https://www.youtube.com/watch?v=0p9fD5tHFJI


Duration: 2:35
6 views
1

Three particles each of mass \( m \) are kept at vertices of an equilateral triangle of side \( L \). The gravitational potential at the centre due to these particles is
(a) \( -\frac{3 G m}{L} \)
(b) \( \frac{-9 G m}{\sqrt{3} L} \)
(c) \( -\frac{3 \sqrt{3} G m}{L} \)
(d) Both (b) and (c)
πŸ“²PW App Link - https://bit.ly/YTAI_PWAP
🌐PW Website - https://www.pw.live



Other Videos By PW Solutions


2022-11-07A uniform bar of square cross-section is lying along a frictionless horizontal surface. A horizo...
2022-11-07If escape velocity on earth's surface is \( 11.1 \mathrm{~km} / \mathrm{h} \), then find the esc...
2022-11-07A satellite is revolving in a circular orbit at a height \( h \) from the earth surface such tha...
2022-11-07If the gravitational potential energy at infinity is assumed to be zero, the potential energy at...
2022-11-07Two satellites \( A \) and \( B \) have masses \( m \) and \( 2 m \) respectively. \( A \) is in...
2022-11-07The time period of geo-stationary satellite is (a) \( 6 \mathrm{~h} \) (b) \( 12 \mathrm{~h} \) ...
2022-11-07Escape velocity of a body on the surface of earth is independent of (a) mass (b) radius of earth...
2022-11-07The mass of the earth is \( 6 \times 10^{24} \mathrm{~kg} \) and that of the moon is \( 7.4 \tim...
2022-11-07The potential energy of a satellite is given as \[ \mathrm{PE}=\lambda(\mathrm{KE}) \] where, \(...
2022-11-07The radius of the orbit of a satellite is \( r \) and its kinetic energy is \( K \). If the radi...
2022-11-07Three particles each of mass \( m \) are kept at vertices of an equilateral triangle of side \( ...
2022-11-07A black hole is an object whose gravitational field is so strong that even light cannot escape f...
2022-11-07The orbital angular momentum of a satellite revolving at a distance \( r \) from the centre is \...
2022-11-07Two stars of masses \( 3 \times 10^{31} \mathrm{~kg} \) each and at distance \( 2 \times 10^{11}...
2022-11-07A satellite \( S \) is moving in an elliptical orbit around the earth. The mass of the satellite...
2022-11-07An object is thrown from the surface of the moon. The escape speed for the object is (a) \( \sqr...
2022-11-07At what height from the surface of earth, the gravitation potential and the value of \( g \) are...
2022-11-07The escape velocity of a body from the earth is \( v_{e} \). If the radius of earth contracts to...
2022-11-07The gravitational potential at a distance \( r \) from the centre of the earth \( (rR) \) is giv...
2022-11-07Gas escapes from the surface of a planet because it acquires an escape velocity. The escape velo...
2022-11-07The work done to raise a mass \( m \) from the surface of the earth to a height \( h \), which i...


Tags:
pw