AMU MCA Rectangular Cartesian Coordinates Previous Year Questions (PYQs)
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If a bar of given length moves with its extremities on two fixed straight lines at right angles, then the locus of any point on bar marked on the bar describes a/an
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Solution
A straight line has its extremities on two fixed straight lines and cuts off from them a triangle of constant area $C^2$. Then the locus of the middle point of the line is
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Solution
The polar coordinates of pole are
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Solution
Pole means origin.
At origin:
$r = 0$
Angle $\theta$ can take any value.
So angle is undefined.
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