Q.

Persistence of vision is the Principle behind:

A. Binocular
B. Cinema
C. Periscope
D. Camera
Answer» B. Cinema
Explanation: Persistence of vision is the phenomenon of the eye by which an afterimage is thought to persist for approximately one twenty-fifth of a second on the retina. In the early days of cinema, it was scientifically determined that a frame rate of less than 16 frames per second (frame/s) caused the mind to see flashing images.
1.2k
0
Do you find this helpful?
3

View all MCQs in

Physics

Discussion

No comments yet