calculate magnificarion of the image formed when object is kept in front of a convex lens of focal length 40cm distance of 160 cm
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we have f=40 and u=160
for magnification m=-v/u
so we have to find v firstly
1/f=-1/u+1/v
v= 53.33
m=0.33
for magnification m=-v/u
so we have to find v firstly
1/f=-1/u+1/v
v= 53.33
m=0.33
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