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The basic unit of speed is:

(i) km/min
(ii) m/min
(iii) km/h
(iv) m/s
NCERT Solutions for Class 7th Science Chapter 13 Motion and Time Page 157 Exercise Question 9


(iv) m/s The basic unit of distance is metre (m). The basic unit of time is second (s). Therefore, the basic unit of speed is m/s.
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The basic unit of speed is km/h

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