101203 - 12/3/10 Physics 121 1 12/3/10 Physics 121 2 10.1...

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Unformatted text preview: 12/3/10 Physics 121 1 12/3/10 Physics 121 2 10.1 10.2 10.3 94% D>U>L=R 27% SAME 19% DIFF 81% BX 21% A BY 4% B 3% D>L=R>U 24% CX 39% C 3% D=L=R>U 2% CY 3% U>L=R>D 14% CZ 20% D=L=R=U 5% U>D=L=R 10.4 2% 12/3/10 Physics 121 3 12/3/10 Physics 121 4 12/1/10 Physics 121 5 12/1/10 Physics 121 6 12/1/10 Physics 121 7 m1 T1 = m2 T2 m1 (T f T1 ) = m2 (T2 Tf ) m1T f m1T1 = m2T2 the changes in temp are opposite— one goes up the other goes down m2 T f m1T f + m2T f = m1T1 + m2T2 m1T1 + m2T2 m1 m2 T1 + T2 Tf = = m1 + m2 M M 12/1/10 Physics 121 10 m1 T1 = m2 T2 12/1/10 Physics 121 11 12/1/10 Physics 121 12 m1c1 T1 = m2 c2 T2 12/1/10 Physics 121 14 Q=C T C = mc 12/1/10 Physics 121 15 12/1/10 Physics 121 16 Q = m1c1 T1 = m1c1 (T f T1i ) Q = m2 c2 T2 = m2 c2 (T f T2i ) m1c1 (T f T1i ) = m2 c2 (T f T2i ) m1c1 (T f T1 ) = m2 c2 (T2 T f ) m1c1T1 + m2 c2T2 Tf = m1c1 + m2 c2 12/1/10 Physics 121 17 12/3/10 Physics 121 18 Q = ± mc T 12/3/10 Physics 121 19 12/3/10 Physics 121 20 12/3/10 Physics 121 21 ...
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101203 - 12/3/10 Physics 121 1 12/3/10 Physics 121 2 10.1...

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