An object is placed 20.0cm in front of a converging lens of focal length 15.0cm. Calculate its image distance
-
A.
1.3cm -
B.
8.6cm -
C.
35.0cm -
D.
60.0cm
Correct Answer: Option D
Explanation
(frac{1}{v} = frac{1}{f} – frac{1}{U})
(frac{1}{15} – frac{1}{20} = 60cm)