A bullet is fired vertically downward into a uniform soil medium with an initial velocity of 50 m/s. Due to drag resistance of the uniform soil the bullet experiences a deceleration of a = -0.20 m/s2 . a. What is the bullet velocity in m/s 4 seconds after it is fired? b. What is the bullet position in meters 4 seconds after it is fired? c. What is the bullet velocity in m/s 2 seconds after it is fired, if the initial velocity is increase to 60 m/s? d. What is the bullet position in meters 2 seconds after it is fired, if the initial velocity is increase to 60 m/s

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