Multiple choice

At what temperature the readings in the Centigrade and Fahrenheit thermometer will be exactly same

  1. 40 degrees

  2. 0 degrees

  3. minus 40 degrees

  4. none of these
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The Celsius and Fahrenheit scales intersect at exactly -40 degrees, where -40°C = -40°F. This can be derived from the conversion formula C = (F-32)×5/9. At 0°C, Fahrenheit is 32°F. At 40°C, Fahrenheit is 104°F.

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