Express the following speeds in metres per second: (a) 70Km/hr (b) 10.6km/hr (c) 25.5km/hr (d) 75.2Km/hr Step-by-Step Explain also
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Answered by
0
Answer:
a) 70000/3600 b) 10600/3600 c) 25500/3600 d) 75200/3600.
Answered by
1
Answer:
Step-by-step explanation:
1km = 1000m
1 hr = 60*60 sec = 3600sec
1km/hr = 1000m/3600sec = 5m/18sec
(a) 70 km/hr
70*5/18 = 19.4 m/sec
(b) 10.6 km/hr
10.6*5/18= 2.94 m/sec
(c) 25.5 km/hr
25.5*5/18 = 7.08 m/sec
(d) 75.2 km/hr
75.2*5/18 = 20.97 m/sec
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