Multiple Choice
The initial speed of a cannon ball is 0.20 km/s. If the ball is to strike a target that is at a horizontal distance of 3.0 km from the cannon, what is the minimum time of flight for the ball?
A) 16 s
B) 21 s
C) 24 s
D) 14 s
E) 19 s
Correct Answer:
Verified
Correct Answer:
Verified
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