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A Space Vehicle of Mass M Has a Speed V

Question 30

Multiple Choice

A space vehicle of mass m has a speed v.At some instant, it separates into two pieces, each of mass 0.5m.One of the pieces is at rest just after the separation.
-How much work was done by the internal forces that caused the separation?


A) zero joules
B) A space vehicle of mass m has a speed v.At some instant, it separates into two pieces, each of mass 0.5m.One of the pieces is at rest just after the separation. -How much work was done by the internal forces that caused the separation? A) zero joules B) C) D) mv<sup>2</sup> E) 2mv<sup>2</sup>
C) A space vehicle of mass m has a speed v.At some instant, it separates into two pieces, each of mass 0.5m.One of the pieces is at rest just after the separation. -How much work was done by the internal forces that caused the separation? A) zero joules B) C) D) mv<sup>2</sup> E) 2mv<sup>2</sup>
D) mv2
E) 2mv2

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