As per your syllabus, a ball thrown at 28 m/s at 30° above horizontal has maximum height of approximately which value? (g = 9.8 m/s²)
A10.0 m
B14.0 m
C20.0 m
D5.0 m
Answer & Solution
Correct answer: A. 10.0 m
syllabus Ex 3.8(a): h_m = (28 sin 30°)² / (2·9.8) = 14² / 19.6 = 10.0 m.
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