Q5Multiple choice
A small hole P is made in a piece of cardboard. The hole is illuminated by a torch as shown in Fig. 16.3. The pencil of light coming out of the hole falls on a mirror. Fig. 16.3 At which point should the eye be placed so that the hole can be seen?
This question refers to a figure in the original PDF.
- (a)A
- (b)B
- (c)C
- (d)D
Show answer
(a) A