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Question

How do you measure instantaneous speed??


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Solution

Instantaneous speed

  1. The instantaneous speed of an object is defined as the speed of that object at a particular or specific instant of time while its speed is continuously changing.
  2. The speed displayed on a car’s speedometer is the speed at that particular instant or moment — the instantaneous speed.
  3. Instantaneous speed is the speed calculated in an infinitesimal amount of time.

Mathematical Expression

  1. v=limt0st
  2. v is the instantaneous speed or velocity.
  3. s is the infinitesimal distance and tis the infinitesimal time.

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