Express the following speeds in m/s: a. 54 km/hr
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Answered by
3
a. (54 × 1000)/(60 × 60)
=15m/s
Answered by
1
Answer:
15m/sec
Step-by-step explanation:
1 km / hr =1000m/3600sec
=5/18 m/sec
therefore 54km/ hr = 54 ×5/18
=15m/sec
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