Multiple Choice
A miniature spring-loaded,radio-controlled gun is mounted on an air puck.The gun's bullet has a mass of 5.00 g,and the gun and puck have a combined mass of 130g.With the system initially at rest,the radio controlled trigger releases the bullet causing the puck and empty gun to move with a speed of 0.500 m/s.What is the bullet's speed?
A) 4.80 m/s
B) 13.0 m/s
C) 48.0 m/s
D) 12.5 m/s
Correct Answer:

Verified
Correct Answer:
Verified
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