Question

Which lens have more power of focal length of 5cm or focal length of 50cm plzz expalinnnnnne​

Answer 1

Answer:

Lens of focal length 5cm has more power.... Bcoz as focal length increases power also increases..... Focal length and power are directly proportional to each other......

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Answer 2

Answer:

I. f= 5cm

P=100/5=20D

II. f=50cm

P=100/50=2D

Therefore, the power of lens with f=5cm is greater. Actually the  power also depends on the type of lens.

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