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Subjects
Science CBSE
Class 9
Work and energy
Textbook based HOTS
12.
Multiple choice question XII
Exercise condition:
2
m.
1
.
A body just dropped from a tower explodes into two pieces of equal mass in mid-air. Which of the following is not possible?
(A) Each part will follow parabolic path
(B) Only one part will follow parabolic path
(C) Both parts move along a vertical line
(D) One part reaches the ground earlier than the other
2
.
In elastic collision between two bodies, complete energy is transferred when:
both bodies have equal mass
both bodies are moving
heavy body is moving and lighter one is at rest
lighter body is moving and heavier one is at rest
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