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प्रश्न
Which is greater?
(i) 60 km/hr
(ii) 15 m/s
उत्तर
60 km/hr can be converted into m/s to compare with 15m/s.
60 km/hr = (60 X 1000)/3600 = 16.66 m/s. so speed 60 km/hr is greater.
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