Multiple choice

Which of the following instruments is used to regulate temperature to a particular level?

  1. Telemeter

  2. Voltameter

  3. Thermostat

  4. Periscope

  5. None of these
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

A thermostat is a temperature-regulating device that maintains a system at a desired temperature by automatically switching heating or cooling equipment on and off. It works by sensing the current temperature and comparing it to a setpoint, then activating or deactivating equipment to maintain the target temperature level.

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