Two objects are at rest on a level frictionless surface. The objects are not connected. A force |
|
a) |
The concept of centre of mass cannot be applied because the external force does not act on both the objects |
b) |
The centre of mass moves with acceleration that could be greater than |
c) |
The centre of mass moves with acceleration that must be equal to |
d) |
The centre of mass moves with acceleration that must be less than |
Two objects are at rest on a level frictionless surface. The objects are not connected. A force |
|
a) |
The concept of centre of mass cannot be applied because the external force does not act on both the objects |
b) |
The centre of mass moves with acceleration that could be greater than |
c) |
The centre of mass moves with acceleration that must be equal to |
d) |
The centre of mass moves with acceleration that must be less than |