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Experts please answer the correct option in both the questions

Dear student,

5) (d) is the correct option.

Explanation: Not only red light but all seven colours of light ray(white light) undergo dispersion, while passing through a prism.

6) (d) is the correct option.

Explanation: The size of an object that is perceived by a human brain is primarily based on the size of the image formed on the retina of the eye. 

Regards 

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Dear student

5) 
Correct option is
C

Red light undergoes dispersion, while passing through prisms.

C-Red light undergoes dispersion, while passing through prisms.
White light undergoes dispersion, while passing through prisms.

6)
Correct option is
D

Size of the image formed on the retina

Size of the object perceived by an eye depends primarily on distance of object from eye or eye lens. As magnification is given by:

M=object distanceimage distance​

Hope this helps
 
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