Visible light spectrum

Total Questions: 12

1 - Which of the following is consider as the "Primary Color"?
A ) Red, blue, green ✅
B ) Red, yellow, blue
C ) Red, green, orange
D ) Red, green, Violet

2 - Which of the following is not a primary Color?
A ) Yellow ✅
B ) Red
C ) Green
D ) Blue

3 - After passing light through prism light disperses in------:
A ) 5 Color
B ) 6 Color
C ) 7 Color ✅
D ) 8 Color

4 - By mixing all the colors of the visible spectrum of sunlight we produce -------:
A ) White light ✅
B ) Infrared light
C ) Green light
D ) Purple light

5 - A clear sky is blue because ------:
A ) Red light is scattered more than blue
B ) Ultra Violet has been absorbed
C ) Blue light is scattered more than red ✅
D ) Blue light has been absorbed

6 - The phenomenon where light refracts into a spectrum of colors is -----:
A ) Rainbow ✅
B ) Aurora
C ) Hallow
D ) Migrae

7 - A rainbow is formed due to sunlight being reelected by -----:
A ) Water drops ✅
B ) Dust particles
C ) Clouds
D ) All of these

8 - Sky is blue due to light is ------ to the dust and gas particles.
A ) Scattering ✅
B ) Diffraction
C ) Refraction
D ) Reflection

9 - The process of separating light into its component color is called -------:
A ) Dispersion ✅
B ) Diffraction
C ) Reflection
D ) Refraction

10 - The phenomenon in which light bends around obstacles is called -----:
A ) Diffraction ✅
B ) Reflection
C ) Refraction
D ) Absorption

11 - In a prism which color of light is bent the most?
A ) Violet ✅
B ) Blue
C ) Green
D ) Red

12 - The angle at which light bends when passing from one medium to another is called -----:
A ) Critical angle ✅
B ) Angle of incidence
C ) Angle of refraction
D ) Angle the reflection
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