- #1
kaspis245
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Homework Statement
A body, which has mass of m = 1 kg , is dropped with a horizontal speed of vo = 20 m/s . What is its kinetic energy after 4 s ?
Homework Equations
Ek = mv2/2
s = vot + gt2/2
The Attempt at a Solution
Is it correct?
P. S. There is a mistake: Ek = 3200 J
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