Q. A Carnot engine performs work at the rate of 380 kW when using 730 kcal of heat per second. If the temperature of the heat source is 560 C, at what temperature is the waste heat exhausted?
Q. The speed of a transverse wave on a string is 418m/s, even as the wavelength is 0.162 m. The amplitude of the wave is 2.58mm. How much time is necessary for a particle of the string to move throughout a total distance of 1.27km?