In this question, a statement of assertion 
is followed by a statement of reason 
. Mark the correct choice as:
Assertion: A shell at rest, explodes. The center of mass of fragments remains at rest.
Reason: In explosion the linear momentum of the system remains always conserved.
Text Solution
Verified by ExpertsThe correct answer is:
B
: As the shell is initially at rest and after explosion, according to law of conservation of linear
momentum, the center of mass remains at rest. While other parts of shell move in all direction, such that total momentum of all parts is equal to zero.
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