answer question 4 from physics
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Power of lens = 1/F
Just substitute the value that's it
Just substitute the value that's it
viko1:
which type of lens
Convex
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find power by formula p=1÷f
if power is +ve it is convex lens
if power is-ve it is concave lens
if power is +ve it is convex lens
if power is-ve it is concave lens
if helped mark brainliest
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