Methods of Measuring Temperature Quiz
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Questions and Answers

What is the principle behind the glass fever thermometer?

  • Solidification of a liquid as the temperature decreases
  • Vaporization of a liquid as the temperature increases
  • Expansion of a liquid (mercury or alcohol) as the temperature increases (correct)
  • Contraction of a liquid as the temperature decreases

    • What factor increases the visibility of a glass fever thermometer?

  • The thickness of the glass case
  • The glass case acting as a magnifying glass (correct)
  • The use of colored liquid inside the thermometer
  • The length of the capillary tube

    • Why can't a house thermometer be used to measure body temperature?

  • It has no restriction above the bulb, leading to incorrect readings (correct)
  • It is too large to be placed under the tongue
  • It contains a different type of liquid than a fever thermometer
  • It is not calibrated for human body temperature

    • What is the purpose of taking the thermometer reading after several minutes of insertion?

    <p>To allow time for the thermometer to equilibrate with body temperature</p> Signup and view all the answers

    How does a thermistor measure temperature?

    <p>By changing its resistance rapidly with temperature and connected to a bridge circuit</p> Signup and view all the answers

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