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Discussion Response Post to:
physics integration problem
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Mechanics
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Author
Message
7 Jun 2007 01:35:54 IST
Subject:
Re:physics integration problem
elessar_iitkgp
(
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Forum Expert
Blazing goIITian
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F = x
3
-3x
m(dv/dt) = x
3
-3x
m(dv/dx)(dx/dt) = x
3
-3x
mv(dv/dx) = x
3
-3x
m
0
V
vdv =
1
3
(x
3
-3x)dx
(1/2)V
2
= 8
V
2
= 16
V =
4 m/s
this reply: 5
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