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Spring 2008 Phys 5A 5/9 Lecture 3.3 50 minutes
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"Heat itself, its essence and quiddity is motion
and nothing else."
--Francis Bacon
TODAY (*.pdf)
Chs. 14.1-14.3: Heat, Heat Capacity, & Specific Heats (*.pdf)
Weblink: Space Shuttle Thermal Protection System (TPS) Tile
(youtube.com)
Ex: Multiple-Choice Question 14.6 (extended)
Ex: Problem 14.12
Ex: Conceptual Question 14.14 (extended)
**END OF QUIZ 7 MATERIAL**
NEXT TIME
Homework
Problems 14.10 (express in units of kJ/K)
14.11 (for practice only)
14.14
14.15 (for practice only)
14.19 (for practice only)
14.25 (for practice only; note both heat _and_ work is done)
14.26
14.28 (find moles and final T, in Celsius; 2.0 points)
14.29 (for practice only)
Comprehensive Problem 14.88 (express in units of kJ/(kg*K))
Multiple-Choice Question 13.9 (extended; 2.0 points)
"In order to increase the rms speed of the molecules in an ideal gas
by a factor of 1.41, the temperature must be increased from 25 deg C
to _____ deg C."
Read Ch. 14.5 (Fig. 14.5; Eq. (14-9); p. 496 "light-bulb" comment; L_f, L_v)
14.6 (Fig. 14.9; Eqs. (14-10), (14-12), (14-13); Fig. 14.10; R-factor)