Physics, asked by zfalak30, 3 months ago

light travels at a speed, thirty crore metres per second,what is the speed of dark?​

Answers

Answered by Anonymous
0

Answer:

1 femto second = 10−15 second

thus light travel in 1 femto second  =10−15×3×108=3×10−7m=0.0003mm

Explanation:

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