A point object O is placed in front of a glass rod having spherical end of radius of curvature 30 cm . The image would be formed at
A
30 cm left 
B
Infinity
C
1 cm to the right
D
18 cm to the left
Text Solution
Verified by ExpertsThe correct answer is:
A
By using formula 
.
Negative sign shows that, image is obtained on the same side of object i.e. towards left.
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