- Joined
- Apr 8, 2014
- Messages
- 186
- Reaction score
- 56
Hey Guys I came across this question and I just don't understand why the answer is B.
An image of the sun formed by a convex lens of focal length f appears at what distance from the lens.
A. f in front of the lens
B. f behind the lens
C. 2f in front of the lens
D. 2f behind the lens
An image of the sun formed by a convex lens of focal length f appears at what distance from the lens.
A. f in front of the lens
B. f behind the lens
C. 2f in front of the lens
D. 2f behind the lens