WAEC - Physics (1993 - No. 21)
An object is placed between two mirrors which are inclined at an angle of 120° and facing each other. Determine the number of images observed in the two mirrors
1
2
3
4
5
คำอธิบาย
Number of images = (360 / 120) - 1
= 3 - 1 = 2
number of images formed = 2