Determine the resistance of a copper wirethat has a cross-sectional area as 8.2 mm2.The length and the electrical resistivity of thecopper wire are 77.1 m and 1.68 x 10-6 Qm.The resistance of a copper wire (in 2)A square cross-section v-notched specimenof height 75 mm has each side of 11 mm hasbeen selected to perform Charpy impacttest. Determine the notch thickness, if thecross-sectional area at notch is 104.5 mm2.Notch thickness (in mm)

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Determine the resistance of a copper wire that has a cross-sectional area as 8.2 mm2. The length and the electrical resistivity of the copper wire are 77.1 m and 1.68 x 10-6 Qm.

Principles of Heat Transfer (Activate Learning with these NEW titles from Engineering!)

8th Edition

ISBN:9781305387102

Author:Kreith, Frank; Manglik, Raj M.

Publisher:Kreith, Frank; Manglik, Raj M.

Chapter1: Basic Modes Of Heat Transfer

Section: Chapter Questions

Problem 1.5P: To determine the thermal conductivity of a structural material, a large 15-cm-thick slab of the...

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Question

Determine the resistance of a copper wire
that has a cross-sectional area as 8.2 mm2.
The length and the electrical resistivity of the
copper wire are 77.1 m and 1.68 x 10-6 Qm.
The resistance of a copper wire (in 2)
A square cross-section v-notched specimen
of height 75 mm has each side of 11 mm has
been selected to perform Charpy impact
test. Determine the notch thickness, if the
cross-sectional area at notch is 104.5 mm2.
Notch thickness (in mm)

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