Answer:
<u>Rigid bodies:</u> Options d and e
<u>Rigid bodies' system:</u> options f, g and h
<u>Non-rigid bodies:</u> Options a, b and c
Explanation:
The above classification of the mentioned objects into rigid bodies, non rigid bodies and system of rigid bodies can be explained as :
Rigid body: A body which does not undergo any change in its form or shape on application of externally applied load or force is said to be a rigid body.
System of Rigid bodies:
A system of rigid bodies is different from any other element system as in this the bodies constituting the system must be rigid bodies.
Non-rigid bodies:
A body which undergoes a change in its form or shape on application of externally applied force or load is said to be a non-rigid body.
Answer:
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