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प्रश्न
Name the spherical mirror which can produce a virtual and diminished image of an object.
उत्तर
Only a convex mirror can produce a virtual and diminished image of an object.
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संबंधित प्रश्न
Name the spherical mirror which has:
(a) virtual principal focus.
(b) real principal focus.
A small object is placed 150 mm away from a diverging lens of focal length 100 mm.
(i) Copy the figure below and draw rays to show how an image is formed by the lens.
Figure
(ii) Calculate the distance of the image from the lens by using the lens formula.
What is a spherical mirror?
State the kind of mirror used
(a) by a dentist, and
(b) as a street light reflector.
What is a spherical mirror?
In each case (a) and (b), draw reflected rays for the given incident rays and mark focus by the symbol F.
What is meant by magnification? Write its expression. What is its sign for the (a) real (b) virtual, image?
State two uses of a concave mirror.
For an incident ray directed towards centre of curvature of a spherical mirror the reflected ray:
Define the radius of curvature.
