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If the vertical component of velocity for a projectile is 7.3 meters/second, find its hang time.
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If the vertical component of velocity for a projectile is 7.3 meters/second, find its hang time.

User Josh Chiu
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2 Answers

3 votes

Answer:

A. 1.5

Step-by-step explanation:

User Steve G
by
7.8k points
6 votes
The height of the projectile is given by:
h = ut - 0.5at²

The height will be 0 twice, once at t = 0 and the second time at the time when the journey has been completed, or t = hang time.
0 = 7.3t - 0.5(9.81)t²
t = 1.49 seconds
User Garoal
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8.2k points
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