An object is placed on the principal axis of convex lens of focal length 10 cm as shown. A plane mirror is placed on the other side of lens at a distance of 20 cm. The image produced by the plane mirror is 5 cm inside the mirror. The distance of the object from the lens is____cm.
Text Solution
Verified by ExpertsThe correct answer is:
CHECK THE SOLUTION.
(30)
f=10cm
On solving we get value of u as 30 cm.
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