GREPhysics.NET: GR8677 #46

GR8677 #46

Problem

GREPhysics.NET Official Solution

Alternate Solutions

Statistical Mechanics $\Rightarrow$ }Blackbody Radiation

Recall the $T^4$ law

$\sigma \propto T^4,<br />$

where $\sigma$ is the energy density.

Apply that law. $10=T_1^4$ and $x=2^4 T_1^4$ , where $mW$ is the units. Compare the two to get $x=2^4 \times 10 mW =160 mW$ . This is choice (E).

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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