A ball is thrown from A. The ball is required to clear the wall at B. 10) What is the minimum magnitude of its initial velocity VĄ? a) 75.4 m/s b) 29.6 m/s c) 62.3 m/s d) 17.8 m/s e) 40.1 m/s f) 13.9 m/s g) None of them 11) If the acceleration of a particle is a = 9t (m/s) when v = 0 at t =0. What is the velocity at t = 2 s?

Elements Of Electromagnetics
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Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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A ball is thrown from A. The ball is required to clear the wall at B.
|10) What is the minimum magnitude of its initial velocity VA?
30
10 ft
a) 75.4 m/s
b) 29.6 m/s
c) 62.3 m/s
g) None of them
d) 17.8 m/s
3 ft
e) 40.1 m/s
f) 13.9 m/s
14 ft
11) If the acceleration of a particle is a = 9 ť° (m/s³) when v = 0 at t =0.
What is the velocity at t = 2 s?
a) 23 m/s b) 67 m/s
c) 14 m/s
d) 36 m/s
e) 55 m/s f) 8 m/s g) None of them
Transcribed Image Text:A ball is thrown from A. The ball is required to clear the wall at B. |10) What is the minimum magnitude of its initial velocity VA? 30 10 ft a) 75.4 m/s b) 29.6 m/s c) 62.3 m/s g) None of them d) 17.8 m/s 3 ft e) 40.1 m/s f) 13.9 m/s 14 ft 11) If the acceleration of a particle is a = 9 ť° (m/s³) when v = 0 at t =0. What is the velocity at t = 2 s? a) 23 m/s b) 67 m/s c) 14 m/s d) 36 m/s e) 55 m/s f) 8 m/s g) None of them
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