Question

Define speed. Mention the SI unit of speed.​

Answer 1

Explanation:

Speed has the dimensions of distance divided by time. The SI unit of speed is the metre per second (m/s), but the most common unit of speed in everyday usage is the kilometre per hour (km/h) or, in the US and the UK, miles per hour (mph).

Answer 2

Answer:

Speed : Distance travelled by an object in unit time. The SI unit of speed is meeter per second, speed is a scaler quantity; it's only have direction.