An object is placed in front of a converging lens of a focal length 20cm. The image is virtual and has a magnification of 2. What is the distance of the object from the lens?
a
5cm
b
10cm
c
30cm
d
40cm
Explanation
Correct Option
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MaxMalone
1 year ago
u =30
converging lens have + focal length therefore wen u solve u = 30
it can only be 10 if it is a diverging lens
