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what is the formula for instantaneous speed. How to Measure Speed. Speed is a scalar quantity meaning that it has a magnitude a value but no direction.
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What you see on the speedometer of a car is the speed at that instant or moment the instantaneous speed. The average rate of change of variable y with respect to the variable x is the difference quotient. Below are some problems based on instantaneous speed which may be helpful for you.
The position of a particle is given by x t 30t 05t 3 m.
Its the speed right now. The formula for speed is s dt where s equals the speed d is the distance covered and t is the time it took to cover the distance. In the very short time duration the instantaneous speed of the meteor will be given by. Using the formula the instantaneous velocity equals 4 meters per second ms based on the calculation.
