PH-417
Free fall
Physics · Secondary 3 · Hard · Free fall
A 3.0 kg object is dropped from rest and falls freely near Earth’s surface. Take .
What is the velocity of the object after 4.0 s?
What is the velocity of the object after 4.0 s?
- 4.0 m s
- 10 m s
- 20 m s
- 40 m s
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