A projector lens is needed to form an image on a screen 20 times the size of its corresponding object.The screen is located 8.0 m from the lens.What is the required focal length of the lens?
A) 0.32 m
B) 0.38 m
C) 0.73 m
D) 1.25 m

Question

Quizplus · Accepted Answer

The Answer of A projector lens is needed to form an image on a screen 20 times the size of its corresponding object.The screen is located 8.0 m from the lens.What is the required focal length of the lens?
A) 0.32 m
B) 0.38 m
C) 0.73 m
D) 1.25 m

A Projector Lens Is Needed to Form an Image on a Screen