A doctor prescribes a corrective lens power -0.5D to a person. The foc

1.	A doctor prescribes a corrective lens power -0.5D to a person. The focal length of lens and the type isa) -2m and concave lensb) +2m and convex lensc) + 2m and concave lensd) - 2m and convex
Answer» ANSWER: B is the CORRECT answer +2m and CONVEX LENS

A doctor prescribes a corrective lens power -0.5D to a person. The focal length of lens and the type isa) -2m and concave lensb) +2m and convex lensc) + 2m and concave lensd) - 2m and convex

Answer»

ANSWER:

B is the CORRECT answer

+2m and CONVEX LENS

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A doctor prescribes a corrective lens power -0.5D to a person. The focal length of lens and the type isa) -2m and concave lensb) +2m and convex lensc) + 2m and concave lensd) - 2m and convex​

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A doctor prescribes a corrective lens power -0.5D to a person. The focal length of lens and the type isa) -2m and concave lensb) +2m and convex lensc) + 2m and concave lensd) - 2m and convex