Q. An organ pipe is 119 cm long. What are the fundamental and first three audible overtones if the pipe is closed at one end?
Enter the answers numerically separated by commas.
Q. A Carnot engine performs work at the rate of 432kW while using 637 kcal of heat per second. If the temperature of the heat source is 556 °C, at what temperature (in Celsius) is the waste heat exhausted?