Advertisements
Advertisements
प्रश्न
The focal length of a concave mirror is 10 cm. Find its radius of curvature.
Advertisements
उत्तर
Radius of curvature = 2 × focal length
Or, R = 2f = 2 × 10 = 20 cm
APPEARS IN
संबंधित प्रश्न
Explain the following term related to spherical lenses:- centres of curvature
If a spherical mirror breaks, what type of mirrors are the individual pieces?
Discuss the position and nature of image formed by a concave mirror when an object is moved from infinity towards the pole of mirror.
Which mirror will you prefer to use as a rear view mirror in a car : plane mirror or convex mirror? Give one reason.
The erect image formed by a concave mirror is of size double the size of object. How are u and v related?
Select the correct option:
A concave mirror is made by cutting a portion of a hollow glass sphere of radius 30 cm. The focal length of the concave mirror is:
Define the term Normal.
The distance from the pole to the focus is called ______.
