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प्रश्न
What type of image/images are formed by:
a convex mirror?
उत्तर
A convex mirror always forms virtual, erect and small-sized images.
संबंधित प्रश्न
Draw ray diagrams to show the principal focus of a convex mirror.
List four specific characteristics of the images of the objects formed by convex mirrors.
We wish to obtain an erect image of an object, using a concave mirror of focal length 15 cm. What should be the range of distance of the object from the mirror? What is the nature of the image? Is the image larger or smaller than the object? Draw a ray diagram to show the image formation in this case.
An object 4 cm in height, is placed at 15 cm in front of a concave mirror of focal length 10 cm. At what distance from the mirror should a screen be placed to obtain a sharp image of the object. Calculate the height of the image.
What is the position of the image when an object is placed at a distance of 20 cm from a concave mirror of focal length 20 cm?
A concave mirror has a focal length of 4 cm and an object 2 cm tall is placed 9 cm away from it. Find the nature, position and size of the image formed.
Choose the correct option from given alternative:
Consider the following properties of virtual images:
(A) cannot be projected on the screen
(B) are formed by both concave and convex lens
(C) are always erect
(D) are always inverted
______ is used as reflectors in torchlight.
A concave mirror of radius 30 cm is placed in water. It’s focal length in air and water differ by ______.
State whether the following statement is True or False
The sides of an object and its image formed by a concave mirror are always interchanged.
