Multiple choice general knowledge

An adjustable scale for measuring small sub divisions of scale

  1. Vernier

  2. Thermostat

  3. Viscometer

  4. Anemometer
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A Correct answer
Explanation

A vernier scale is a secondary scale used on measuring instruments to provide increased precision in reading measurements. It allows measurement of small subdivisions that would be difficult to read on the main scale alone. Thermostat controls temperature, viscometer measures viscosity, and anemometer measures wind speed.

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