A short sighted person has a near point of 20 cm and a far point of 45 cm. He can see an object clearly at a distance of:

5 cm

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10cm

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30 cm

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60 cm

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Solution

The correct option is B 30 cm
A person can see objects clearly beyond the near point and closer than the far point. In this case, the person can see objects between 20 cm and 45 cm. Only option (C) satisfies this criteria.

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