{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

MSE Problem Set 2 2011 [Ch 2 TCR Mix]

# MSE Problem Set 2 2011 [Ch 2 TCR Mix] - Dept of Materials...

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

MSE 310-ECE 340 Dept. of Materials Science & Engineering Electrical Properties of Materials Fall 2011/Bill Knowlton 1 Table 1: Resistivity Data for Aluminum Temperature (°C) Resistivity ( μΩ cm) 20 2.67 27 2.733 100 3.55 127 3.87 200 4.78 227 4.99 300 6.99 3.27 6.13 400 7.3 427 8.7 From Smithells Metals Reference Book 8th Edition Section 14-3 Problem Set 2 1. The electrons in a certain material have the following properties: drift velocity is 10 3 m/s, the mobility is 40 2 cm V s and the mean thermal energy is 10 meV. Determine the following additional properties of the electrons. Assume the Drude model. a. Determine the electric field experienced by the electrons b. Determine the temperature of electrons. c. Determine the mean time between electron collisions in units of seconds. d. Determine the diffusivity of the electrons in units of cm 2 /s. e. Assume the certain material in this problem is Cu. Determine the conductivity for Cu in units of (ohm cm) -1 . f. Assume the certain material in this problem is Al, which is trivalent. Determine the conductivity for

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

View Full Document
This is the end of the preview. Sign up to access the rest of the document.
• Spring '10
• BillKnowlton
• Electrical conductivity, Kasap, Dept. of Materials Science & Engineering, certain material, Electron drift mobility

{[ snackBarMessage ]}

### Page1 / 2

MSE Problem Set 2 2011 [Ch 2 TCR Mix] - Dept of Materials...

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

View Full Document
Ask a homework question - tutors are online