Just a min

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A 0.5 kg mass, moving along x-axis, attains a maximum speed of 1.5 m/s . If the potential energy at any point along its path is given by U(x) its mechanical energy then is

1.5 J
0.5 J
2.5 J
1.0 J

#Physics #General Physics

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2 Answers

qwerty ·2010-04-13 07:20:17

use F = - dU/dx , and

W_F = 1/2 mv² = âˆ«F.dx

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UTTARA ·2010-04-13 07:31:10

Thanks QWERTY and Rahul

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