Biology, asked by rohitdhawale7943, 6 months ago

Lenses of power is+20and-20and put together it's focal length is

Answers

Answered by abbasaadil6

1

Answer:

0

Explanation:P= 1/f

So

f(1)= 1/20m

And

f(2)=-1/20m

f(effective) = f(1)+f(2)

= 0

Answered by achyutraina09

0

Answer:

0

Explanation:P= 1/f

So

f(1)= 1/20m

And

f(2)=-1/20m

f(effective) = f(1)+f(2)

= 0

Explanation:pls not ez for me to this so my bro help me

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