Physics, 04.05.2021 22:20 inucornspineapple
You have two resonating glass tubes one closed at one end and the other open at both ends. They are each 6 cm wide and 53 cm long. What is the fundamental frequency of the tube closed at one end? (Speed of sound in air is 346 m/s)
Answers: 2
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Ammonia enters the expansion valve of a refrigeration system at a pressure of 10 bar and a temperature of 18oc and exits at 6.0 bar. the refrigerant undergoes a throttling process. determine the temperature, in oc, and the quality of the refrigerant at the exit of the expansion valve.
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Select the correct answer. what does the process of natural selection involve?
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Object a has a length of 3 cm, a width of 2 cm, and a height of 4 cm. object b is dropped into a graduated cylinder. it displaces 19 ml of water. the volume of object a is: a: greater than the volume of object b b: less than the volume of object b c: equal to the volume of object b
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You have two resonating glass tubes one closed at one end and the other open at both ends. They are...
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