Question

Which of the following factors affect the image produced by a pinhole camera
I Enlarging the size of the pin hole
II Increasing the distance between the screen and the pin hole
III Increasing the distance between the object and the pin hole
() I and II only
(2) II and III only
(3) I and III only
(+) I. II and III​

Answer 1

Answer:

1 2 3 all are the right answers . if you have any doubt you can check it in you text book