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A rock with a mass of 0.3 kg falls from the top of a cliff. If it takes the rock 2.5 s to reach the ground, what was the impulse on the rock during the fall?
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A rock with a mass of 0.3 kg falls from the top of a cliff. If it takes the rock 2.5 s to reach the ground, what was the impulse on the rock during the fall?

User Urboss
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1 Answer

4 votes
impulse=force x time
force=mass x acceleration due to gravity
force=

300 * 10 = 3000
impulse =3000 x 2.5= ( sorry i don't have a calculator right now so you must calculate this yourself)
I converted from kg to g because it is the standard.
Hope this helps you.
User Haris Qurashi
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7.8k points
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