GREPhysics.NET: GR8677 #34

GR8677 #34

Problem

GREPhysics.NET Official Solution

Alternate Solutions

Mechanics $\Rightarrow$ }Potential Energy

Recall the lovely relation,

$F_x=-\frac{\partial U}{\partial x} \Leftrightarrow \vec{F}=-\nabla U.<br />$

$U=kx^4\Rightarrow F=-4kx^3$

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Comments

jitin1984
2006-10-27 15:15:32

hey

i cant get enough practice problems for quant. i have got schaum seeries but it has only derivations any one has any material plz i want it

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Mexicorn
2005-11-08 12:10:14

I think you mean $U=kx^4$ instead of $U=kx^5$ for the potential given.

yosun
2005-11-09 02:27:05

Mexicorn: thanks for the typo-alert; it has been corrected.

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hey
i cant get enough practice problems for quant. i have got schaum seeries but it has only derivations any one has any material plz i want it

Bare Basic LaTeX Rosetta Stone
LaTeX syntax supported through dollar sign wrappers $, ex., $\alpha^2_0$ produces $\alpha^2_0$ .
type this...	to get...
$\int_0^\infty$	$\int_0^\infty$
$\partial$	$\partial$
$\Rightarrow$	$\Rightarrow$
$\ddot{x},\dot{x}$	$\ddot{x},\dot{x}$
$\sqrt{z}$	$\sqrt{z}$
$\langle my \rangle$	$\langle my \rangle$
$\left( abacadabra \right)_{me}$	$\left( abacadabra \right)_{me}$
$\vec{E}$	$\vec{E}$
$\frac{a}{b}$	$\frac{a}{b}$

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Bare Basic LaTeX Rosetta Stone