MEDIUM
7th CBSE
IMPORTANT
Earn 100

You know that lateral inversion of alphabets can be read in plane mirrors. Now,
write the following sentences in laterally-inverted alphabets, and read them using a mirror.
SAVE LIGHT TO SAVE ENERGY

Important Questions on Light and Associated Phenomena

MEDIUM
7th CBSE
IMPORTANT
Expanded Universal Science 7>Chapter 15 - Light and Associated Phenomena>ASSESSMENT ZONE>Q F
You know that lateral inversion of alphabets can be read in plane mirrors. Now, write the following sentences in laterally-inverted alphabets, and read them using a mirror.
VIBGYOR
MEDIUM
7th CBSE
IMPORTANT
Expanded Universal Science 7>Chapter 15 - Light and Associated Phenomena>ASSESSMENT ZONE>Q F
A person with a weak eyesight uses spectacles. What type of lens is used in the spectacles if a person is not able to see the nearby objects (due to image formed behind the retina) and when the person is not able to see the far-off objects (due to image formed ahead of retina)?