The pressure in a capillary tube of a refrigerator decreases because: |
1. Tube wall offers frictional resistance. |
2. Refrigerant accelerates in the tube. |
3. Tube transfer the heat. |
4. Potential energy decreases |
A) 1 and 2 are correct
B) 1, 2 and 3 are correct
C) 2 and 4 are correct
D) 3 and 4 are correct
Correct Answer: A
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