Question

8. Rohan is observing his image in a plane mirror. The distance between the mirror and his image is 4 m. If he moves 1 m towards the mirror, find the distance between the image and the mirror? ​

Answer 1

Answer:

Distance before: 4m

Distance after moving: 4-1 = 3m

Distance inside the mirror: 3m

Answer: 6m

As we know in plane mirror the height and the distance is same.

NOTE: The answer is 6m as:

I____[]____|

Imagine the | is rohan and this image and [] is the mirror (plane)

so the distance from and away from the mirror is 3m so, 3m x 2 = 6m

Hope you understood :D