GREPhysics.NET: GR9677 #65

GR9677 #65

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GREPhysics.NET Official Solution

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Mechanics $\Rightarrow$ }Conservation Laws

From conservation of momentum, one has $mv_0=Mv \Rightarrow v_0 = Mv/m$ . The man does work on both himself and the boat. Thus, the work-kinetic energy theorem has $W=\Delta K = 1/2 m v_0^2 + 1/2 M v^2 = 1/2( M^2/m +M )v^2, as in choice (D)$

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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