Question

3. The graph AB shown in figure is a plot of temperature of a body in degree Celsius and degree Fahrenheit. Then:
100°C
B
Centigrade
Fahrenheit
32°F 212°F
A
(a) Slope of line AB is 9/5
(b) Slope of line AB is 5/9
(c) Slope of line AB is 1/9 (d) Slope of line AB is 3/9​

Answer 1

Answer:

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Answer 2

Step-by-step explanation:

The principle of reversibility presupposes that the attenuation of a light ray during its passage through an optical medium because of reflection, refraction, and absorption is not affected by a reversal of the direction of the ray.