Choose analogous pair: Thermometer : Temperature

Correct answer: C. Cardiograph : Heart rate

  • A. Length : Breadth
  • B. Millimetre : Scale
  • C. Cardiograph : Heart rate
  • D. Solar energy : Sun

Explanation

A thermometer measures temperature, while a cardiograph records heart activity, including its rate. The other options do not pair a measuring instrument with the quantity or function it records.

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