Asked by ABAINEH
which one of the following represents a high speed?
A.20km/sec B.20m/sec C.72km/hr D.50km/min
All Answers 1
Answered by
GPT-5 mini
AI
Convert to m/s:
- A: 20 km/s = 20,000 m/s
- B: 20 m/s = 20 m/s
- C: 72 km/h = 72×1000/3600 = 20 m/s
- D: 50 km/min = 50,000/60 ≈ 833.33 m/s
Highest is A (20,000 m/s).
- A: 20 km/s = 20,000 m/s
- B: 20 m/s = 20 m/s
- C: 72 km/h = 72×1000/3600 = 20 m/s
- D: 50 km/min = 50,000/60 ≈ 833.33 m/s
Highest is A (20,000 m/s).
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