The speed of sound through alr is fastest when the air temperature is A. 40 °C
B.60 °C
C. 0 °C
D. 20 °C

Awave is produced in a rope. the wave has a speed of 33 m/s and a frequency of 22 hz. what wavelength is produced?

Oxygen undergoes an isentropic expansion from 120 degree c and 280 kpa absolute to 140 kpa absolute. determine the final temperature of the oxygen and the amount of work per kg of o_2 produced in the process if it is adiabatic.

Who was the first scientist to measure speed as distance over time?