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Priya123
@priya123
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Joined: May 7, 2021
Last seen: Jul 27, 2023
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Topics: 2064 / Replies: 139
AllTopicsReplies
Topic
1. For how long does the image remain on the retina? 2. How are we able to see a moving picture?
4 years ago
Forum
Light
Replies: 0
Views: 97
Topic
Explain how a screen reader can help visually impaired people?
4 years ago
Forum
Light
Replies: 0
Views: 103
Topic
How is Braille system used?
4 years ago
Forum
Light
Replies: 0
Views: 108
Topic
How do visually impaired people communicate?
4 years ago
Forum
Light
Replies: 0
Views: 98
Topic
What are the causes of blindness?
4 years ago
Forum
Light
Replies: 0
Views: 95
Topic
What is cataract of the eye?
4 years ago
Forum
Light
Replies: 0
Views: 75
Topic
What is the difference between the eyes of the night birds and day birds?
4 years ago
Forum
Light
Replies: 0
Views: 76
Topic
Which part of the human eye makes a person ‘ blue-eyed’? 2. What role is played by ciliary muscles?
4 years ago
Forum
Light
Replies: 0
Views: 133
Topic
Why does white light disperse when it passes through a glass prism?
4 years ago
Forum
Light
Replies: 0
Views: 83
Topic
How is a rainbow formed?
4 years ago
Forum
Light
Replies: 0
Views: 101
Topic
1. What is spectrum? 2. What is the meaning of VIBGYOR?
4 years ago
Forum
Light
Replies: 0
Views: 97
Topic
Draw a diagram to show dispersion of light.
4 years ago
Forum
Light
Replies: 0
Views: 69
Topic
What is the use of periscope?
4 years ago
Forum
Light
Replies: 0
Views: 87
Topic
In a periscope two mirrors are arranged parallel to each other but they do not form multiple images. Why?
4 years ago
Forum
Light
Replies: 0
Views: 206
Topic
What are cones and rods? What are their functions?
4 years ago
Forum
Light
Replies: 0
Views: 85
Topic
Two mirrors meet at right angles. A ray of light is incident on one at an angle of 30° as shown in the figure.
4 years ago
Forum
Light
Replies: 0
Views: 110
Topic
Is the moon a luminous body? How are we able to see the moon?
4 years ago
Forum
Light
Replies: 0
Views: 77
Topic
Distinguish between luminous and non-luminous bodies.
4 years ago
Forum
Light
Replies: 0
Views: 84
Topic
How is night blindness caused?
4 years ago
Forum
Light
Replies: 0
Views: 75
Topic
Why should children take milk and eat carrots?
4 years ago
Forum
Light
Replies: 0
Views: 76
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