In the experiment to determine the focal length of a concave mirror by graphical methods the u-v graph is

a straight line

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a curve

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a circle

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an ellipse

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Solution

The correct option is B a curve
For concave mirror, $u a n d f$ are always negative as it follows the relation
$\frac{1}{u} + \frac{1}{v} = \frac{1}{f}$
Hence the graph is curve as shown in figure

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Similar questions

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The correct value for focal length will be obtained by the student:
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(2) B
(3) C
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[AIIMS 2003]

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In the experiment to determine the focal length of a concave mirror by graphical methods the u-v graph is

The correct option is B a curveFor concave mirror, uandf are always negative as it follows the relation1u+1v=1fHence the graph is curve as shown in figure

The correct option is B a curve
For concave mirror, $u a n d f$ are always negative as it follows the relation
$\frac{1}{u} + \frac{1}{v} = \frac{1}{f}$
Hence the graph is curve as shown in figure