Multiple choice

Which of the following instruments is used to measure Rotation speed?

  1. Pyrometer

  2. Tachometer

  3. Anemometer

  4. Dynamometer
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

A tachometer is a device used to measure the rotation speed of a shaft or disk, such as in a motor or engine. Pyrometers measure temperature, anemometers measure wind speed, and dynamometers measure force or torque.

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