Calculate the focal length of a convex lens which produces a virtual image At A distance of 50cm of an object placed at 20cm in front of it
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Heya!!!
Here, u(object distance) =50 cm
v (image distance) = 20 cm
So.... We apply here.. Mirror formula
1/v + 1/u = 1/f
1/50 + 1/20 = 2+5/100
7/100 = .07 cm
So focal length is .07 hope its helpzz... :-)
Here, u(object distance) =50 cm
v (image distance) = 20 cm
So.... We apply here.. Mirror formula
1/v + 1/u = 1/f
1/50 + 1/20 = 2+5/100
7/100 = .07 cm
So focal length is .07 hope its helpzz... :-)
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