A spring-powered dart gun is unstretched and has a spring constant 150 N/m. The spring is compressed by 8.00 cm and a 5.00 gram projectile is placed in the gun. The maximum height of the projectile when it is shot at an angle of 30.0 degrees above the horizontal from the gun is
A) 5.03 m.
B) 4.24 m.
C) 3.90 m.
D) 3.20 m.
E) 2.45 m.

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The Answer of A spring-powered dart gun is unstretched and has a spring constant 150 N/m. The spring is compressed by 8.00 cm and a 5.00 gram projectile is placed in the gun. The maximum height of the projectile when it is shot at an angle of 30.0 degrees above the horizontal from the gun is
A) 5.03 m.
B) 4.24 m.
C) 3.90 m.
D) 3.20 m.
E) 2.45 m.

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