Lakhmir Singh and Manjit Kaur Solutions for Chapter: Reflection of Light, Exercise 29: Short Answer Type Questions

An object is placed at a distance of $6 \mathrm{cm}$ from a convex mirror of focal length $12 \mathrm{cm}$. Find the position and nature of the image.

An object placed $20 \mathrm{cm}$ in front of a mirror is found to have an image $15 \mathrm{cm}$ in front of it. Find the focal length of the mirror and the kind of mirror.

An object placed $20 \mathrm{cm}$ in front of a mirror is found to have an image $15 \mathrm{cm}$ behind the mirror. Find the focal length of the mirror and the kind of mirror.

An arrow $2.5 \mathrm{cm}$ high is placed at a distance of $25 \mathrm{cm}$ from a diverging mirror of focal length $20 \mathrm{cm}$. Find the nature, position and size of the image formed.

A convex mirror used as a rear-view mirror in a car has a radius of curvature of $3 \mathrm{m}$. If a bus is located at a distance of $5 \mathrm{m}$ from this mirror, find the position of image. What is the nature of the image?

A diverging mirror of radius of curvature $40 \mathrm{cm}$ forms an image which is half the height of the object. Find the object and image positions.

The radius of curvature of a convex mirror used as a rear-view mirror in a moving car is $2.0 \mathrm{m}$. A truck is coming from behind it at a distance of $3.5 \mathrm{m}$. Calculate position of the image relative to the size of the truck.

The radius of curvature of a convex mirror used as a rear-view mirror in a moving car is $2.0 \mathrm{m}$. A truck is coming from behind it at a distance of $3.5 \mathrm{m}$. Calculate  size, of the image relative to the size of the truck. What will be the nature of the image?