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Two objects are at rest on a level frictionless surface. The objects are not connected. A force is applied to one of the objects, which then moves with acceleration  Mark the correct statement(s)

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



Question ID - 100007 | SaraNextGen Top Answer

Two objects are at rest on a level frictionless surface. The objects are not connected. A force is applied to one of the objects, which then moves with acceleration  Mark the correct statement(s)

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

1 Answer
127 votes
Answer Key / Explanation : (d) -

(d)

Let the masses be  and . Then

127 votes


127