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A ball is thrown vertically upward. What is its instantaneous speed at its
maximum height?
A. O
B. 5 m/s
C. 9.8 m/s
D. 9.8 m/s2

Sagot :

DAZAIOIN DAZAIOIN

A. 0

The ball’s speed increases UNTIL it reaches a maximum height, now it reverses and starts falling back down - speed increasing in the fall till it hits the earth. But at the absolute top of the arc, speed at that instant = zero.

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