2b summer session 2 c palmer

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Unformatted text preview: ugust 19, 2013 44   A piece of lead has a resistance of 100.00 Ω at 20° C.   When the temperature is 120° C, what is the resistance?   αPb = 0.0039 K-1 A)  61.00 Ω B)  99.61 Ω C)  100.39 Ω D)  103.90 Ω E)  139.00 Ω R = R0 (1 + α (T − T0 )) = 100.00Ω (1 + 0.0039 (100 )) = 100.00Ω (1.39 ) = 139.00Ω Physics 2B - Summer Session 2 - C. Palmer August 19, 2013 45...
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This note was uploaded on 09/10/2013 for the course PHYS 2B 2b taught by Professor Hirsch during the Summer '10 term at UCSD.

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