Dispersion of light and colours - Jamb Physics Past Questions and Answers

Question 16:

• JAMB 2019

When blue and green colours of light are mixed, the resultant colour is

A. Cyan
B. Magenta
C. Black
D. Yellow

Question 17:

• JAMB 2019

The angular dispersion of a prism depends on

A. The index of refraction only
B. The angle of incidence as well as the index of refraction
C. The angle of incidence only
D. The thickness of the prism only

Question 18:

• JAMB 2019

In Sunlight, a blue flower looks blue because we see the flower by the light it

A. Receives from our eyes
B. Disperses
C. Absorbed
D. Reflect