phys320 lab2_eeheat_data_sheetbillzach

# phys320 lab2_eeheat_data_sheetbillzach - Physics 320...

This preview shows pages 1–2. Sign up to view the full content.

Physics 320 Experiment 2 Conservation of Energy: The Electrical Equivalent of Heat DATA SHEET Name: Bill Zacharias Date: 04/4/2010 1. The measured resistance of the heater is 10.4 2. The voltage applied across the heating resistor is 5.9 V 3. The power dissipated by the heating resistor is 3.35W 4. The mass of water in cup is 150 grams 5. Paste a copy of your temperature–time graph here 6. Data Table Item Amount Item Amount initial time t i 0s initial temperature Ti 19.3˚C final time t f 600s final temperature Tf 23.0˚C Phys320 Lab Page 1 Experiment 2

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
Physics 320 Experiment 2 continued change in time 600s Change in Temp. 3.7˚C Item Amount Electrical Energy, 2010 J Thermal Energy, 555 calories Electrical Equivalent of Heat 3.62J/calorie 1. 1. Accepted Value = 4.186 J/cal 2. Percent difference = 13.4 % Questions 1. Was the thermal energy gained by the water greater, the same as, or less than the electrical energy dissipated by the resistor? 3.
This is the end of the preview. Sign up to access the rest of the document.

{[ snackBarMessage ]}

### Page1 / 2

phys320 lab2_eeheat_data_sheetbillzach - Physics 320...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document
Ask a homework question - tutors are online