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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.
Name the mirror which always produces an erect and virtual image. How is the size of image related to the size of object?
Write two more characteristics of the image.
Upto what maximum distance from a concave mirror, the image can be obtained? What will be the location of object for it?
An object of length 4 cm is placed in front of a concave mirror at distance 30 cm. The focal length of mirror is 15 cm.
- Where will the image form?
- What will be the length of image?
What is a mirror formula?
Draw a ray diagram to show that a convex mirror has a wider field of view.
An object is placed in front of a concave mirror as shown in the following figure. By scale drawing, find the nature of the image. Given f = 10 cm, v = 30 cm.
Which of the following has curved reflecting surface?
