Question

Define speed .what is the unit of speed

Answer 1

Speed has the dimensions of distance divided by time. The SI unit of speed is the metre per second, but the most common unit of speed in everyday usage is the kilometre per hour. For air and marine travel the knot is commonly used.

SI unit: m/s, m s−1

Common symbols: v

Dimension: L T−1

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Answer 2

Explanation:

speed :-

the distance covered in a unit time interval is known as speed