An object placed 15cm from a converging lens forms a real image whose magnification is 2.0. What is the focal length of the lens?
A
5.00cm
B
10.00cm
C
15.00 cm
D
18.00 cm
E
20.00cm
Verified Correct Answer: B.
Physical Principles & Numerical Solution
No expanded working has been attached for this question yet. The verified answer is Option B.
Source: Myschool Past Questions Archive (Record #42820)