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Question

$x^{2}+h^{2}=y^{2}$

$\Rightarrow 2 \mathrm{x} \frac{\mathrm{dx}}{\mathrm{dt}}+0=2 \mathrm{y} \frac{\mathrm{dy}}{\mathrm{dt}}$

$\Rightarrow \frac

Vedclass · Accepted Answer

$\frac{v}{{\sin \,	heta }}$

Vedclass · Answer

$x^{2}+h^{2}=y^{2}$

$\Rightarrow 2 \mathrm{x} \frac{\mathrm{dx}}{\mathrm{dt}}+0=2 \mathrm{y} \frac{\mathrm{dy}}{\mathrm{dt}}$

$\Rightarrow \frac{\mathrm{dx}}{\mathrm{dt}}=\frac{\mathrm{y}}{\mathrm{x}} \cdot \mathrm{v}=\frac{\mathrm{v}}{\sin 	heta}$

A block is dragged on a smooth plane with the help of a rope which moves with a velocity $v$ as shown in figure. The horizontal velocity of the block is

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