更新1:
How many nanoseconds does it take light to travel 32.70 ft in a vacuum?
How many nanoseconds does it take light to travel 32.70 ft in vacuum?
回答 (2)
2015-09-04 7:10 am
Speed of light in vacuum = 9.820 × 10^(8) ft/s
Time = Distance / Speed
Time taken
= (32.70 ft) / [9.82 × 10^(8) ft/s]
= 3.33 × 10^(-8) s
= 33.3 × 10^(-9) s
= 33.3 ns
Time = Distance / Speed
Time taken
= (32.70 ft) / [9.82 × 10^(8) ft/s]
= 3.33 × 10^(-8) s
= 33.3 × 10^(-9) s
= 33.3 ns
2015-09-04 6:03 am
still didnt get it right
收錄日期: 2021-04-18 00:09:43
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20150903214752AA8Tu6g