Advertisements
Advertisements
प्रश्न
Name the kind of mirror used to obtain :
A real and enlarged image
Advertisements
उत्तर
Concave
APPEARS IN
संबंधित प्रश्न
A ray of light is incident normally on a plane mirror. What will be the:
- angle of incidence?
- angle of reflection?
What type of image is formed:
on a cinema screen?
Name the two types of spherical mirrors. What type of mirror is represented by the:
- back side of a shining steel spoon?
- front side of a shining steel spoon?
What do you understand by the focus and focal length of a spherical mirror? Show them on the separate diagrams for each of a concave mirror and a convex mirror.
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.
AB is the object, A1B1 is its image. MM' is the position of the mirror. Complete the ray diagram and find the position of the center of curvature and focus of the mirror. Also, measure the focal length.
Define the term Normal.
The diagram below shows the parallel rays incident on a convex mirror. C is the centre of the curvature of the mirror. By drawing the paths of the reflected rays, label the focus F and hence find the focal length of the mirror.
The radius of curvature of a spherical mirror is 18 cm. What is the focal length of this mirror?
The distance from the center of curvature of the mirror to the pole is called the focal length of the mirror.
