Assertion :Although the surfaces of goggle lenses are curved, it does not have any power. Reason: In case of goggle, both the curved surfaces have equal radii of curvature and have center of curvature on the same side.

Both Assertion and Reason are correct and Reason is the correct explanation for Assertion

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Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion

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Assertion is correct but Reason is incorrect

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Assertion is incorrect but Reason is correct

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Solution

The correct option is A Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
Power of a lens is given by the lens maker formula-

$P = (μ - 1) (\frac{1}{R_{1}} - \frac{1}{R_{2}})$

For a goggle, $R_{1} = R_{2}$ .

Hence power=0

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Assertion :Although the surfaces of goggle lenses are curved, it does not have any power. Reason: In case of goggle, both the curved surfaces have equal radii of curvature and have center of curvature on the same side.

The correct option is A Both Assertion and Reason are correct and Reason is the correct explanation for AssertionPower of a lens is given by the lens maker formula-P=(μ−1)(1R1−1R2)For a goggle, R1=R2.Hence power=0

The correct option is A Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
Power of a lens is given by the lens maker formula-

$P = (μ - 1) (\frac{1}{R_{1}} - \frac{1}{R_{2}})$

For a goggle, $R_{1} = R_{2}$ .

Hence power=0