MEDIUM
9th ICSE
IMPORTANT
Earn 100

Show that the image of an object observed in a plane mirror is as far behind the mirror as the object in front.

Important Questions on Light

EASY
9th ICSE
IMPORTANT
All In One ICSE Physics>Chapter 8 - Light>CHAPTER EXERCISE>Q 5
Write a few English alphabet that show lateral inversion.
MEDIUM
9th ICSE
IMPORTANT
All In One ICSE Physics>Chapter 8 - Light>CHAPTER EXERCISE>Q 6
A virtual image cannot be obtained on a screen. This statement appears to be contradictory as we focus a virtual image on to a screen. Justify it. 
MEDIUM
9th ICSE
IMPORTANT
All In One ICSE Physics>Chapter 8 - Light>CHAPTER EXERCISE>Q 7
A boy looks at his reflection in the concave side of the shining spoon. Is it right side up or inverted? What does he observe if he looks on the convex side?  
MEDIUM
9th ICSE
IMPORTANT
All In One ICSE Physics>Chapter 8 - Light>CHAPTER EXERCISE>Q 8
To form a virtual and erect image in case of a concave mirror, where should an object be placed?  
HARD
9th ICSE
IMPORTANT
All In One ICSE Physics>Chapter 8 - Light>CHAPTER EXERCISE>Q 9
An object is brought from a far distance towards a concave mirror. How does the nature, position and size of images change?  
MEDIUM
9th ICSE
IMPORTANT
All In One ICSE Physics>Chapter 8 - Light>CHAPTER EXERCISE>Q 10
You are given a concave mirror of focal length, a point source of light, and a screen placed at a distance 30 cm in front of a mirror. How can you get a bright patch of light on the screen of size equal to that of the aperture of a mirror? Draw a diagram to explain your answer.       
HARD
9th ICSE
IMPORTANT
All In One ICSE Physics>Chapter 8 - Light>CHAPTER EXERCISE>Q 11
Explain why the vehicles in the mirror are closer than they appear. This warning is printed on convex mirror outside the driver's side of the vehicle. What is the reason behind it?  
HARD
9th ICSE
IMPORTANT
All In One ICSE Physics>Chapter 8 - Light>CHAPTER EXERCISE>Q 12
Give three difference between real and virtual image.