Light from a point source X contains only blue and red components. After passing through a mysterious box, the light falls on a screen. Red and blue hands are observed as shown. The box must contain:
A) a lens
B) a mirror
C) a prism
D) a double slit
E) a blue and red filter

Question

Light from a point source X contains only blue and red components. After passing through a mysterious box, the light falls on a screen. Red and blue hands are observed as shown. The box must contain: 
A) a lens 
B) a mirror 
C) a prism 
D) a double slit 
E) a blue and red filter

Quizplus · Accepted Answer

The Answer of Light from a point source X contains only blue and red components. After passing through a mysterious box, the light falls on a screen. Red and blue hands are observed as shown. The box must contain: 
A) a lens 
B) a mirror 
C) a prism 
D) a double slit 
E) a blue and red filter

Light from a Point Source X Contains Only Blue and Red