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Question
The spherical mirror used in a beauty parlour as make-up mirror is _______.
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Solution
The spherical mirror used in a beauty parlour as a make-up mirror is Concave mirror.
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RELATED QUESTIONS
A student obtains a sharp image of the distant window (W) of the school laboratory on the screen (S) using the given concave mirror (M) to determine its focal length. Which of the following distances should he measure to get the focal length of the mirror?
Define the following term in the context of spherical mirrors:- Principal axis
The diverging lens in part (a) is replaced by a converging lens also of focal length 100 mm. The object remains in the same position and an image is formed by the converging lens. Compare two properties of this image with those of the image formed by the diverging lens in part (a).
State the direction of incident ray which after reflection from a spherical mirror gets reflected along its own path. Give a reason.
A student obtained on a screen the sharp image of a candle flame placed at the farther end of laboratory table using a concave mirror. For getting better value of focal length of the mirror, the teacher suggested to him to focus the sun. What should the student do?
(A) Should move the mirror away from the screen.
(B) Should move the mirror towards the screen.
(C) Should move the mirror and screen both towards the sun.
(D) Should move only the screen towards the sun.
Define the following term:
convex mirror
Define the following term in relation to concave mirror.
Focal length
Name the type of mirror used in the following situation:
Solar furnace
Support your answer with reason.
What is “aperture”?
