Find Tuition/Enrichment Centres

AskQ logo

STUCK ON HOMEWORK?

ASK FOR HELP FROM OUR KIASUPARENTS.COM COMMUNITY!

Question

Answer

Let say the distance between the boy and mirror is 5m. The distance between the image and the boy is 10m. After 0.5s, the distance between the boy and image is 9m. The image is approaching the boy at 1m/s.

0 Replies 0 Likes

(A)

The boy’s shadow doesn’t have its own speed, it is tagged to the boy so will have the same speed and will go along with him towards him.

1 Reply 0 Likes

the question means the speed of the boy’s reflection on the mirror not shadow haha

1 Reply 1 Like

Still A

1 Reply 0 Likes

👺the ans is b

1 Reply 0 Likes

ok please let me learn what I have missed out. 

0 Replies 0 Likes
Find Tuition/Enrichment Centres