A 25cm long pinhole camera produces a one-fifth of an object's size. Calculate the object distance
a
20.49m
b
2.82m
c
4.23m
d
1.25m
Explanation
Correct Option
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A 25cm long pinhole camera produces a one-fifth of an object's size. Calculate the object distance
20.49m
2.82m
4.23m
1.25m
