A 20-Kg Projectile Is Fired with Initial Velocity Components Vox =

question 38

Multiple Choice

A 2.0-kg projectile is fired with initial velocity components vox = 30 m/s and voy = 40 m/s from a point on the earth's surface. Neglect any effects due to air resistance.
-How much work was done in firing the projectile?

• A)900 J
• B)1600 J
• C)2500 J
• D)4900 J
• E)9800 J

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Definitions:

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