Hypermetropia is corrected by

Important Questions on The Human Eye and the Colourful World

MEDIUM

10th CBSE

IMPORTANT

Modern's ABC+ Of Science Physics>Chapter 5 - The Human Eye and the Colourful World>Practice Exercise 5A>Q 4

The far point of a person suffering from myopia is $4 \mathrm{m}$ from the eyes. Find the power of the corrective lens (in $\mathrm{D}$) he will have to use in order to see distant objects.

MEDIUM

10th CBSE

IMPORTANT

Modern's ABC+ Of Science Physics>Chapter 5 - The Human Eye and the Colourful World>Practice Exercise 5A>Q 6

The near point of a defective eye is $75 \mathrm{cm}$ from the eye. What is the power of the corrective lens (in $\mathrm{D}$) which enables him to read a book kept at the least distance of distinct vision?

EASY

10th CBSE

IMPORTANT

Modern's ABC+ Of Science Physics>Chapter 5 - The Human Eye and the Colourful World>PRACTICE QUESTIONS>Q 4

The intensity of light entering the eye is controlled by

EASY

10th CBSE

IMPORTANT

Modern's ABC+ Of Science Physics>Chapter 5 - The Human Eye and the Colourful World>PRACTICE QUESTIONS>Q 5

A prism splits up a beam of white light into seven colours because _____ is different for different colour.

EASY

10th CBSE

IMPORTANT

Modern's ABC+ Of Science Physics>Chapter 5 - The Human Eye and the Colourful World>PRACTICE QUESTIONS>Q 6

Twinkling of stars is due to

EASY

10th CBSE

IMPORTANT

Modern's ABC+ Of Science Physics>Chapter 5 - The Human Eye and the Colourful World>PRACTICE QUESTIONS>Q 7

Ciliary muscles can change the focal length of eye lens. This phenomenon is responsible for

EASY

10th CBSE

IMPORTANT

Modern's ABC+ Of Science Physics>Chapter 5 - The Human Eye and the Colourful World>PRACTICE QUESTIONS>Q 8

Electric nerve impulses from retina to brain are conveyed by

MEDIUM

10th CBSE

IMPORTANT

Modern's ABC+ Of Science Physics>Chapter 5 - The Human Eye and the Colourful World>PRACTICE QUESTIONS>Q 12

In the following diagram the correctly marked angles are: