Physics, 17.09.2021 17:50 roseemariehunter12
30 POINTS
A cannonball is shot from a cannon at a launch angle of 63o and an initial velocity of 147 m/s. The gravitational acceleration is −9.8 m/s2. Assuming NO air resistance, how long will it take the cannonball to reach the peak of its trajectory?
Question 5 options:
9.8 s
13.4 s
40.2 s
26.7 s
Answers: 2
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30 POINTS
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