An object is placed 20 cm in front of a plane mirror is moved 2 cm towards the object what is the distance between original and final image seen in the mirror
Answers
Answered by
3
Answer:
2 cm is distance between original and new image.
Explanation:
- u = 20 cm
- Type of mirror – Plane
When object was kept 20 cm away from Plane mirror, then it's distance with image was
→ 20 + 20 = 40 cm
When mirror is brought 2 cm closer to object, the distance between object and mirror decreases by 2 cm.
In similar way, the image also seemed to be move 2 cm closer to mirror. Hence distance between orignal and image is 2 cm.
Similar questions