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I have 2 kg of liquid water at 20°C, 100 kPa. I now add 20
Chapter 3, Problem 120HP(choose chapter or problem)
Problem 120HP
I have 2 kg of liquid water at 20°C, 100 kPa. I now add 20 kJ of energy at constant pressure. How hot does the water get if it is heated? How fast does it move if it is pushed by a constant horizontal force? How high does it go if it is raised straight up?
Questions & Answers
QUESTION:
Problem 120HP
I have 2 kg of liquid water at 20°C, 100 kPa. I now add 20 kJ of energy at constant pressure. How hot does the water get if it is heated? How fast does it move if it is pushed by a constant horizontal force? How high does it go if it is raised straight up?
ANSWER:
Solution 120 HP:
Step 1 of 4:-
The mass of the water is,
.
The temperature of the liquid water is,
.
The pressure was,
.
The energy added to the system is,
.
The pressure remains same by adding the energy.