The number of principal focus of convex lens is
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Principle focus number 1 of convex lens is that point on the principle axis, from which all incoming rays, after refraction become parallel.
..Principle focus 2 of a convex lens is that point on principle axis where, all parallel incoming ray intersect after refraction.
..Principle focus 2 of a convex lens is that point on principle axis where, all parallel incoming ray intersect after refraction.
kshetraja:
pagal
hey girl, "he asked that numbers of principle focus on the convex lens" not the definition.
tu pagal
Ooops sorry
and mind ur languages before saying sometime we get mistake
hey girl cool down , I didn't said to you.
so to whom you tell
kshetraja a user of brainly , he first said to me as pagal
do you become my friend
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Answer:
Thwre are two principal focus
Explanation:
1) left side of convex lens on principal axis.
2)right side of convex lens on principal axis.
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