Question

give two instance where clocks measuring time interval of less than one second are used​

Answer 1

Answer:

In races, eg: Olympic 100m, F1 Car Race. Accurate measurements are needed

In GPS. The Clocks used in GPS should be accurate to deliver the correct position of the user.

Answer 2

Atomic clocks

Explanation:

• Atomic clocks are most accurate. They are used in GPS and for controlling the wave frequency of the television broadcasts.  

• Atomic clock is a clock which is regulates by the vibration of molecular system or vibrations of an atomic clock.  

• They are most accurate clocks, due to the accuracy they are used as the standard for the time distribution services.

Learn More:

What is atomic clock​?

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