Question

Which of the curves in figure represents the relation between Celsius and Fahrenheit temperature-

• A. 1
• B. 2
• C. 3
• D. 4

Answer 1

Answer: (A)

1

Answer 2

$\frac{C}{5}$=$\frac{F - 32}{9}$Ž C =$\left( \frac{5}{9} \right)$F –$\frac{20}{3}$. Hence graph between ⁰C and ⁰F will be a straight line with positive slope and negative intercept.