2) is wrong. Objects placed inside the focal length distance do not form real images.
1/d_o is larger than 1/f.
Try computing d_i for that one.
1)At least_____ light rays are required to locate the image formed by a lens.
2
2)What is the nature of an image formed by a concave mirror of focal length 10 cm for a real object placed 3 cm from the mirror?
Real and inverted
2 answers
What type of lens was used in our activity as shown below?
1 answer