GENERAL KNOWLEDGE

GK

PHYSICS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
If the speed of sound is measured to be 318 m/s, what is the current air temperature?
A
-21.67℃
B
21.67℃
C
-216.7℃
D
216.7℃
Explanation: 
There is 1 question to complete.