A thin linear object of size 1 mm is kept along the principal axis of a convex lens of focal length 10 cm. The object is at 15 cm from the lens. The length of the image is:
Text Solution
Verified by ExpertsThe correct answer is:
B
= 
= – 
⇒ v = + 30 cm
for small object dv = 
= 
= 4 mm
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