an object 1cm high placed on the axis 15cm from a converging lens forms an image 30cm from the lens. The size of the image is
-
A.
0.5cm -
B.
1.5cm -
C.
3cm -
D.
2.5m -
E.
2cm
Correct Answer: Option E
Explanation
(frac{text{image distance}}{text{object distance}}) = (frac{text{image height}}{text{object height}})
(frac{30}{15}) = (frac{text{image height}}{1})
image height = 2cm