Advertisements
Advertisements
प्रश्न
Advertisements
उत्तर
A concave mirror forms a real image equal in size to the object when the object is kept at centre of curvature, C
APPEARS IN
संबंधित प्रश्न
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 Focal length of a spherical mirror
How will you distinguish between a plane mirror, a concave mirror and a convex mirror, without touching them?
A real and enlarged image can be obtained by using a
An object 5 cm high is placed at a distance 60 cm in front of a concave mirror of focal length 10 cm. Find the position and size of the image.
Define the following term in relation to concave mirror.
Principal axis
If the focal length of a spherical mirror is 10 cm, what is the value of its radius of curvature?
A converging lens of focal length f is placed at a distance 0.3 m from an object to produce an image on a screen 0.9 m from the lens. With the object and the screen in the same positions, an image of the object could also be produced on the screen by placing a converging lens of focal length.
Visit a nearby hospital. You can also visit the clinic of an ENT specialist, or a dentist. Request the doctor to show you the mirrors used for examining ear, nose, throat and teeth. Can you recognise the kind of mirror used in these instruments?
