The principle of conservation of linear momentum states that in a system it: (a) cannot be change (b) can be change,if external force act (c) can be change,if external force act (d) none of the above.
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Answer:
I don't know
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1
Answer:
D
Explanation:
it states that when two objects collide with each other then the combined momentum of both the bodies before and after collision remains same
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