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2D Motion as Two 1D Motions

A particle ha...

Question

A particle has initial velocity as $u_{x}$ i + $u_{y}$ j and acceleration as - $a_{y}$ . Find the maximum Y that it reaches?

A

$\frac{U_{y}}{\sqrt{2} a_{y}}$

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B

$\frac{U_{y}^{2}}{\sqrt{2} a_{y}}$

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C

$\frac{U_{y}}{\sqrt{2} a_{y}}$

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D

$n o n e o f t h e s e$

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Solution

The correct option is B
$\frac{U_{y}^{2}}{\sqrt{2} a_{y}}$

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