Podcast
Questions and Answers
What is light and how does it help us perceive the world around us?
What is light and how does it help us perceive the world around us?
Light is electromagnetic radiation that causes the sensation of vision. It helps us see the wonders of nature and man-made objects in our surroundings.
Why do we need polished surfaces for reflecting light?
Why do we need polished surfaces for reflecting light?
Polished surfaces absorb less light and reflect maximum light, creating clear images.
What is the scientific definition of a mirror?
What is the scientific definition of a mirror?
A surface that reflects light and creates clear images is called a mirror.
What are the two main types of mirrors commonly used?
What are the two main types of mirrors commonly used?
How are plane mirrors made?
How are plane mirrors made?
Why is another coat of a substance like lead oxide given over the reflecting film on mirrors?
Why is another coat of a substance like lead oxide given over the reflecting film on mirrors?
Explain how an image is formed by a point source in front of a mirror.
Explain how an image is formed by a point source in front of a mirror.
What happens to light rays falling perpendicularly on a mirror?
What happens to light rays falling perpendicularly on a mirror?
Describe what happens when incident rays from a point source get reflected by a plane mirror.
Describe what happens when incident rays from a point source get reflected by a plane mirror.
Why are images formed by reflection in a mirror called 'virtual images'?
Why are images formed by reflection in a mirror called 'virtual images'?
What happens when an extended source is placed in front of a mirror?
What happens when an extended source is placed in front of a mirror?
How does the perpendicular distance of the image from a mirror relate to the source distance?
How does the perpendicular distance of the image from a mirror relate to the source distance?
