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A man can see the objects upto a distance of one metre from his eyes. For correcting his eye sight so that he can see an object at infinity, he requires a lens whose power is

Or

A man can see upto  of the distant object. The power of the lens required to see far objects will be

a)

+0.5

b)

c)

d)


Question ID - 152364 :-

A man can see the objects upto a distance of one metre from his eyes. For correcting his eye sight so that he can see an object at infinity, he requires a lens whose power is

Or

A man can see upto  of the distant object. The power of the lens required to see far objects will be

a)

+0.5

b)

c)

d)

1 Answer
5876 Votes
3537

Answer Key : (d) -

(d)

The image of object at infinity should be formed at  from the eye

So the power

[Distance is given in  but  in ]



Next Question :

The refracting angle of a prism is and the refractive index of the material of the prism is The angle of minimum deviation of the prism is

a)

b)

c)

d)


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