A boy is standing at 20m away from
a plane mirror, He starts running towards the mirror with the speed of 5 m/s. The image of the boy appears to be running towards him with the speed of a
(a) 4 m/s (b) 10m/s (c) 2.5m/s (d) 100m/s
Answers
Answered by
3
Answer:
Answer is option B
Explanation:
Formula = speed × 2
Answered by
0
Answer:
b
Explanation:
formula speed*2
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