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What is used to focus light in a refracting telescope?
Concave Mirrors
What is the function of concave mirror?
Concave mirrors focus light inward to one focal point. They are often used in telescopes and to magnify the face in makeup mirrors.
Mirrors used to magnify images are?
concave mirrors. These mirrors have a curved surface that reflects and converge light rays to focus the image. The focal point of the mirror determines the magnification of the image.
Do concave mirrors focus the reflected light rays together at a point?
Yes, concave mirrors have the ability to focus reflected light rays together at a point known as the focal point. This property makes them useful in applications such as reflecting telescopes and makeup mirrors.
Length of a lens is the distance from the center of the lens to its principal focus?
It is called the focal length. It is equal to 1/2 times r, and is positive on concave mirrors and negative on convex mirrors.
What is the difference between the focus of concave and convex mirror?
Concave mirrors converge light rays to a focal point, making them useful for reflecting light to create images. Convex mirrors diverge light rays, making them useful for applications like rear-view mirrors where a wide field of view is needed.
Which type of telescope uses concave mirrors to increase the size of the image being viewed?
Refracting
Why do reflecting telescopes use con cave mirrors and not convex mirrors?
Convex mirrors spread and not focus light. They do the opposite of concentrating and magnifying. They are the mirror image of what a concave telescope is and does. Pun intended.
Does the Hubble Telescope use mirrors or lenses to focus the image?
The Hubble Telescope uses both mirrors and lenses to focus on images.
What do you use to focus the sun rays concave mirror or convex mirror?
A concave mirror is used to focus sun rays. Concave mirrors converge reflected light towards a focal point, making them ideal for harnessing sunlight for applications like solar cooking or solar power generation.
What type of optical telescopes use mirrors to focus light?
concave mirrors, and curved mirrors
Difference in plane and curved mirrors?
Plane mirrors have a flat reflecting surface, while curved mirrors have a reflecting surface that is curved either inward (concave) or outward (convex). Curved mirrors can focus or diverge light rays depending on their shape, resulting in different optical properties compared to plane mirrors. Additionally, curved mirrors have a focal point and focal length, which plane mirrors do not possess.
