Question:
9. The basic unit of speed is:

(i) km/min (ii) m/min
(iii) km/h (iv) m/s

Answer:

(iv) m/s
The basic unit of distance is meter (m) and of time is second(s).

Speed = Distance travelled
Time
Therefore, the basic unit of speed is m/s.

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Question:
9. The basic unit of speed is:

(i) km/min (ii) m/min
(iii) km/h (iv) m/s

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Question: 9. The basic unit of speed is: (i) km/min (ii) m/min (iii) km/h (iv) m/s

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Question:
9. The basic unit of speed is:

(i) km/min (ii) m/min
(iii) km/h (iv) m/s