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Important Terms Related to Spherical Lenses

Is the optica...

Question

Is the optical centre always at the centre of lens?

A

Never

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B

Only if both the curved surfaces are symmetrical

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C

Only if both the curved surfaces are asymmetrical

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D

Yes

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Solution

The correct option is B
Only if both the curved surfaces are symmetrical

Only if both the curved surfaces are symmetrical, optical centre will be at the centre.

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Important Terms Related to Spherical Lenses

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