A convex lens of focal length 20cm and a concave lens of focal length 10cm find distance between them so beam goes undeviated
Answers
Answered by
0
hey mate their is your answer....
A convex lens of focal length 30 cm and a concave lens of 10 cm focal length are placed so as to have the same axis. If a parallel beam of light falling on convex lens leaves concave lens as a parallel beam, then the distance between two lenses will be
A) 40 cm
B) 30 cm
C) 20 cm
D) 10 cm
hope it help you so mark my answer into brainliest ✌️ and follow me and say thank to me also ....
Similar questions