Advertisements
Advertisements
प्रश्न
Advertisements
उत्तर
Height of object = 5 cm.
Distance of object = 30 cm.
Focal length of mirror = 40 cm.
Image is virtual, erect, and magnified.
APPEARS IN
संबंधित प्रश्न
What is the relation between the focal length and radius of curvature of a spherical mirror (concave mirror of convex mirror)? Calculate the focal length of a spherical mirror whose radius of curvature is 25 cm.
A lens forms a real image 3 cm high of an object 1 cm high. If the separation of object and image is 15 cm, find the focal length of the lens.
How is a spherical mirror used to diverge a beam of light from a point? Name the type of mirror used.
Draw a ray diagram to show the formation of the image, when the object is placed between optical centre and principal focus of a convex lens.
State the signs and values of magnifications in the above mentioned case.
The following figure shows a concave mirror with its pole (P), focus (F), and center of curvature (C). Draw a ray diagram to show the formation of the image of an object AB by the concave mirror.
Define the term Focus of a concave mirror.
Numerical problem.
The radius of curvature of a spherical mirror is 25 cm. Find its focal length.
How tall does a mirror have to be to fit an entire person’s body?
