If the external forces acting on a system have zero resultant, the center of mass
a)
May move but not accelerate
b)
May Accelerate
c)
Must not move
d)
None of the above
If the external forces acting on a system have zero resultant, the center of mass
a)
May move but not accelerate
b)
May Accelerate
c)
Must not move
d)
None of the above
Question ID - 53249 | SaraNextGen Top Answer
If the external forces acting on a system have zero resultant, the center of mass
a)
May move but not accelerate
b)
May Accelerate
c)
Must not move
d)
None of the above
|
If the external forces acting on a system have zero resultant, the center of mass |
|||||||
|
a) |
May move but not accelerate |
b) |
May Accelerate |
c) |
Must not move |
d) |
None of the above |
1 Answer
127 votes
Answer Key / Explanation : (a) -
|
(a) According to the equation of motion of the centre of mass
If
|
, if no external force acts on a system the velocity of its centre of mass remains constant. Thus, the centre of mass may move but not accelerate.127 votes
Answer Link
127