Which of the following correctly, describes the image of an object, 4cm from a diverging lens of focal length 12cm?
-
A.
The image is virtual, 3cm in front of the lens -
B.
The image is real, 6cm behind the lens -
C.
The image is virtual, 6cm in front of the lens -
D.
The image is real, 3cm in front the lens
Correct Answer: Option A
Explanation
F = (frac{uv}{u + v})
F = -ve
-12 = (frac{4 times v}{4 + v})
v = -3cm