Question on: JAMB Physics - 2019

When a girl moves towards a plane mirror at a speed of 4.0m/s, the distance between the girl & her image reduces a speed of

A

2 m/s

B

4 m/s

C

8 m/s

D

12 m/s

Ask EduPadi AI for a detailed answer
Correct Option: C
v =d
t
orvαd


d = x, v = 4m/s
d = 2x, v = ? (girl & image)

v=2 × 4
x
=8m/s

v = 8m/s

Add your answer

Notice: Please post responsibly.

Please share this, thanks!

No responses