To the speaker makes the sound louder. Part B
Now click the Two Source interference tab and select Audio enabled again on the right control panel.
Place the listener at a certain distance away from the speakers. Slowly move the listener up and down. What do you ob
from the speaker? How does the loudness of the sound relate to the wave patterns?
A
E2 E3 N
B
1
A-
U
X
X,
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Arefrigerator uses r-134a as the working fluid and operates on the ideal vapor-compression refrigeration cycle except for the compression process. the refrigerant enters the evaporator at 120 kpa with a quality of 34 percent and leaves the compressor at 70°c. if the compressor consumes 450 w of power, determine (a) the mass flow rate of the refrigerant, (b) the condenser pressure, and (c) the cop of the refrigerator. (0.00644 kg/s, 800 kpa, 2.03)