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The near point of a person …

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The near point of a person suffering from hypermetropia is 75cm calculate the focal length and power of the lens required to enable him to read the newspaper which kept at 25cm from the eye.

Posted by Parveen Lohar 6 years, 8 months ago

CBSE > Class 10 > Science

2 answers

Shakshi Kumari 6 years, 8 months ago

Here,v=-75cm and u=-25cm 1/v-1/u=1/f Also,P=1/f

1Thank You

Sadhvi Deshpande 6 years, 8 months ago

f=37.5cm P=2.67D

0Thank You

ANSWER

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