a stone is dropped from the top of a cliff. it is seen to hit the ground below after4.2s.howhigh is the cliff
Answers
Answered by
0
Answer: it's 16 to 17 feet
Explanation:
Answered by
4
Answer:
88.2 m
Explanation:
since it is a freely falling body ,
u = 0
a = g = 10 m/s²
t = 4.2 s
S = H = 1/2gt²
H = 1/2×10×4.2×4.2
= 5×17.64
= 88.2 m
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