In air, the speed of sound s in meters per second,
is a linear function of the air temperature t, in
* degrees celsius, and is given by (t" 0.6t + 331.4.
which of the following stateinents is the best
interpretation of the number 331.4 in this context?
400
60
4) the speed of sound, in nieters per second,
s
u
b) the speed of sound, in meters per second,
at 0.6°c
c) the increase in the speed of sound, in meters per
second, that corresponds to an increase of 1°c
d) the increase in the speed of sound, in meters per
second, that corresponds to an increase of 0.6°c