Question

what do you mean by average speed write its expression

Answer 1

The average speed of an object is the total distance traveled by the object divided by the elapsed time to cover that distance. It's a scalar quantity which means it is defined only by magnitude. ... For example, we might say that a car has an average speed of 25 miles per hour.

Answer 2

The average speed of an object is the total distance traveled by the object divided by the elapsed time to cover that distance. It's a scalar quantity which meansit is defined only by magnitude. ... For example, wemight say that a car has an average speed of 25 miles per hour.