Q. Which of the following figure represents the relation between Celsius and Fahrenheit temperatures ?
A) [image:2025J24S2_Q26_opt_a.png]
B) [image:2025J24S2_Q26_opt_b.png]
C) [image:2025J24S2_Q26_opt_c.png]
D) [image:2025J24S2_Q26_opt_d.png]
Explanation
[Solution by Dr. Abubacker] $C=\frac59(F-32)$ is a straight line with positive slope that cuts the $F$-axis at $F=32$ (to the right of the origin) and the $C$-axis at $C\approx-17.8$ (below the origin). Only option (4) shows this. Answer (4).
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.