No student devices needed. Know more
4 questions
Radius of curvature of a plane mirror is
Zero
Infinity
Finite but very large
25cm
Image formed by a plane mirror is
Real and erect
Real and inverted
Virtual and erect
Virtual and inverted
Spherical mirrors are made from
Section of a sphere
Section of a circle
Section of a cone
Section of a cylinder
The radius of curvature of a spherical mirror is 50cm. It's focal length is
25cm
40cm
50cm
100cm
Explore all questions with a free account