3. A copper wire LM is fused at one end, M to an iron wire MN as shown in figure below. M N F The copper wire has length 0.90 m and cross-section area 0.90 x10-m2. The iron wire has length 1.40 m and cross-section area 1.30 ×10-6m². The compound wire is stretched and the total length increases by 0.01 m. Given Yıron = 2.10 ×1011 Pa and Give Ycopper = 1.30 ×1011 Pa. Determine a. the ratio of the extension of copper wire to the extension of iron wire, b. the extension of each wire, and c. the applied force to the compound wire. [1.5, 4.0 mm, 6.0 mm, 780 N]

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3. A copper wire LM is fused at one end, M to an iron wire MN as shown in figure below.
M
N F
The copper wire has length 0.90 m and cross-section area 0.90 x10-6 m². The iron wire has length
1.40 m and cross-section area 1.30 x10-6 m². The compound wire is stretched and the total length
increases by 0.01 m. Given Yıron = 2.10 ×1011 Pa and Give Ycopper = 1.30 ×1011 Pa. Determine
a. the ratio of the extension of copper wire to the extension of iron wire,
b. the extension of each wire, and
c. the applied force to the compound wire.
[1.5, 4.0 mm, 6.0 mm, 780 N]
Transcribed Image Text:3. A copper wire LM is fused at one end, M to an iron wire MN as shown in figure below. M N F The copper wire has length 0.90 m and cross-section area 0.90 x10-6 m². The iron wire has length 1.40 m and cross-section area 1.30 x10-6 m². The compound wire is stretched and the total length increases by 0.01 m. Given Yıron = 2.10 ×1011 Pa and Give Ycopper = 1.30 ×1011 Pa. Determine a. the ratio of the extension of copper wire to the extension of iron wire, b. the extension of each wire, and c. the applied force to the compound wire. [1.5, 4.0 mm, 6.0 mm, 780 N]
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