Topper's Solved these Questions
Similar Questions
Explore conceptually related problems
PRADEEP-THE HUMAN EYE AND COLOURFUL WORLD-(Mock Test)Sec - A
- Human eye has a light sensitive screen on which images are formed. Wha...
Text Solution
|
- What is range of vision ?
Text Solution
|
- (a) For a normal eye, what is the least distance of distinct vision ? ...
Text Solution
|
- To an astronaut is a spcaceship, the sky appears
Text Solution
|
- Explain briefly what is meant by presistence of vision.
Text Solution
|
- A person with a myopic eye cannot see objects beyond 1.2 m distinctly....
Text Solution
|
- The near point of a hypermetropic person is 50 cm from the eye. What i...
Text Solution
|
- The sun looks reddish at the time of sunrise and sunset.
Text Solution
|
- The near point of a person has shifted from 25 cm to 75 cm. Name the o...
Text Solution
|
- What is meant by accommodation of the eye ?
Text Solution
|
- Explain the phenomenon of dispersion of white light through a glass pr...
Text Solution
|
- What is the difference between monochromatic light and polychromatic l...
Text Solution
|
- What is visible spectrum ? How do we classify it as pure specturm and ...
Text Solution
|
- What is cataract ? How is it corrected ?
Text Solution
|
- The sun appears oval at sunrise and sunset, but appears circular at no...
Text Solution
|
- (a) Why do spectrum colours recombine on passing through two prisms or...
Text Solution
|
- A child while playing with his father's spectacles, burnt a hole in a ...
Text Solution
|
- What is the myopia (near sightedness) ? Draw a ray diagram to show how...
Text Solution
|
- (a) What are bifocal lenses ? When are they required to be used ? (b...
Text Solution
|
- Give one example of dispersion of sunlight in nature. Draw course of r...
Text Solution
|