. A child drops a ball from a window. The ball strikes the ground in 3.0 seconds. What is the. A child drops a ball from a windo w. The ball strikes the ground in 3.0 seconds. What is the
1 answer:
Answer:
30m/s
Explanation:
Use formula for height calculation: Time = √2h/√g From here calculate height which comes out to be: 45m(if g is taken 10) Then use formula for velocity calculation: v = √2gh
The velocity comes out to be 30m/s
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