A spring-powered dart gun is unstretched and has a spring constant 16.0 N/m. The spring is compressed by 8.00 cm and a 5.00 gram projectile is placed in the gun. The velocity of the projectile when it is shot from the gun is
A) 2.04 m/s.
B) 2.75 m/s.
C) 3.50 m/s.
D) 3.75 m/s
E) 4.53 m/s.

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The Answer of A spring-powered dart gun is unstretched and has a spring constant 16.0 N/m. The spring is compressed by 8.00 cm and a 5.00 gram projectile is placed in the gun. The velocity of the projectile when it is shot from the gun is
A) 2.04 m/s.
B) 2.75 m/s.
C) 3.50 m/s.
D) 3.75 m/s
E) 4.53 m/s.

A Spring-Powered Dart Gun Is Unstretched and Has a Spring