A Projectile Is Fired from Ground Level with a Speed

question 21

Multiple Choice

A projectile is fired from ground level with a speed of 150 m/s at an angle 30° above the horizontal on an airless planet where g = 10.0 m/s².What is the horizontal component of its velocity after 4.0 s?

• A)150 m/s
• B)35 m/s
• C)130 m/s
• D)75 m/s
• E)38 m/s

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