A. 2.5s
B. 5.0s
C. 10.0s
D. 15.0s
E. 20.0s
Correct Answer:
Option C = 10.0s
Explanation
Time to move up:
V = U – gt
0 = 50 – 10t
t = 5.
Total time spent on air = 2t = 10.0s
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