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Motion in One Dimension — PHYSICS STD 9 — Question

ICSE BoardEnglish MediumSTD 9PHYSICSMotion in One Dimension2 Marks
Question
Which is greater?
(i) 36 km/hr
(ii) 8.5 m/s
✓

Answer

36 km/ hr can be converted into m/ s to compare with 8.5m/ s.
36 km/ hr = {36 x 1000) / 3600 = 10 m/ s which is greater than
8.5 m/ s So 36 km/ hr is greater than 8.5 m/ s.

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