Lakhmir Singh and Manjit Kaur Solutions for Chapter: Reflection of Light, Exercise 15: Questions Based on High Order Thinking Skills (HOTS)

An object is $100 \mathrm{mm}$ in front of a concave mirror which produces upright image (erect image). The radius of curvature of the mirror is:

A virtual, erect and magnified image of an object is to be produced with a concave mirror of focal length $12 \mathrm{cm}$. Which of the following object distance should be chosen for this purpose?

A concave mirror has a focal length of $25 \mathrm{cm}$. At which of the following distance should a person hold his face from this concave mirror so that it may act as a shaving mirror? Give reason for your choice.

An object is placed at the following distances from a concave mirror of focal length $15 \mathrm{cm}$, turn by turn. Which position of the object will produce a magnified real image?

An object is placed at the following distances from a concave mirror of focal length $15 \mathrm{cm}$, turn by turn. Which position of the object will produce a magnified virtual image?

An object is placed at the following distances from a concave mirror of focal length $15 \mathrm{cm}$, turn by turn. Which position of the object will produce a diminished real image? 

An object is placed at the following distances from a concave mirror of focal length $15 \mathrm{cm}$, turn by turn. Which position of the object will produce an image of same size as the object?