Saved Bookmarks
| 1. |
A uniform cable of mass ‘M’ and length ‘L’ is placed on a horizontal surface such that its (1/n)th part is hanging below the edge of the surface. To lift the hanging part of the cable upto the surface, the work done should be :(A) nMgL (B) MgL/2n²(C) 2MgL/n²(D) MgL/n² |
|
Answer»
hi mate....♥ A UNIFORM cable of mass M and LENGTH L is placed on a horizontal surface such that its 1/n TH parth is HANGING below the edge of the surface. To lift the hanging part of the cable upto the surface, the work done should be: a) MgL/n² b) MgL/2n² c) 2MgL/n² d) nMgL hope it was helpful ♥ |
|