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egoroff_w [7]
3 years ago
13

What is the velocity of a 500kg elevator that had 4000 j of energy?

History
2 answers:
aivan3 [116]3 years ago
8 0

Answer:

4 m/s

Explanation:

wecan do with this formula. igusss cause here we have energy and massa so

lets start

we know KE =1/2 ×m×v^2

kE=4000j

mass = 500 kg

velocity= ?

now ,using formula

KE = 1/2×m× v^2

4000=1/2×500×v^2

4000= 250 × v^2

4000/250= v^2

16= v^2 (power of v becomes square root of 16 while ti goes to akothet side)

v=4 m/s.

larisa86 [58]3 years ago
4 0

Answer:

dkshdhdhd

Explanation:

sjshshswuwuehs

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