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rishipratimm (473)

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consider a two particle system having masses M and m.if the first particle is pushed towards the centre of mass by a dist d,by what distance should the second particle be moved in order to keep the centre of mass at its initial posn.?
  1. Md/m
  2. Md/M
  3. Md/(M+m)
  4. d

"Many of the things you can count,dont count....
Many of the things you cant count,really do count...."-Albert Einstein

"The important thing in science is not so much to obtain new facts as to discover new ways of thinking about them"-William Bragg

"An inexplicable fact is infinitely preferable to an incomprehensible mystery"-F. Soddy


RISHIPRATIM MAZUMDAR
NIT DURGAPUR
1ST YEAR,ELECTRONICS AND COMMUNICATIONS
    
harshthakar017 (46)

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Md/m
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karthik2007 (3296)

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Md/M+m

Will nip in at times to solve problems :)
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deedee (1555)

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Md=md'
 
so 
d'=Md/m
 
for d center of mass 2 retain itz original position just keep in mind that
(mass*d )for1st one=(mass*d)of d second

don't walk as if u rule d world
walk as if u dont care who rules d world

-this is knw as attitude


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