Madhya Pradesh Police Exam Model Paper 3

The correct answer is option 2 i.e -40°.

• The Fahrenheit and Celsius scales converge at -40°.
• Ie, Temperature which shows the same ;measurement in Celsius and Fahrenheit= -40°.
• The formula used to convert Celsius(C) into Fahrenheit(F) is:
  • $\mathit{F}=\frac{9}{5}\times \mathit{C}+32$
  • Putting F=C on the above equation you will get the answer as -40.
• The three main temperature scales are Celsius, Fahrenheit, and Kelvin.
• To convert Celsius into Kelvin we can use the equation:
  • K= C + 273.15.