ENGE1003/ENGA1003 - Thermo Coursework Submission Template Surname First Name: P Number: Heat Pump Experiment (10 Marks in total) Lab date and time 1. (4 marks) What are the three COP values for this lab? Show the calculations in the box below. Compare the three COPS and give reasons for variation and sources of errors. (write as many pages as necessary) DE MONTFORT UNIVERSITY LEICESTER ENGE1003/ENGA1003 - Thermo Coursework Submission Template 2. (2 marks) Why can heat pumps achieve a COP of more than 100%? Is this a violation of basic thermodynamics laws? 3. (4 marks) Draw the p-h diagram to show the four key points of the refrigeration cycle using your experimental data. Describe the procedure and show any example calculations used for drawing the diagram. (write as many pages as necessary) DE MONTFORT UNIVERSITY LEICESTER