A rod of length 10 cm lies along the principal axis of a concave mirror of focal length 10 cm in such a way that its end closer to the pole is 20 cm away from the mirror. The length of the image is
Text Solution
Verified by ExpertsThe correct answer is:
D
:
Here, 
For end 
Image position of end 
or 
For end 
cm Image position of end 
or 
Length of the image 
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