Insulation 100 °C R. 50 °C Insulation FIGURE 2 Two uniform copper rods R and S are joined and are well insulated as shown in the FIGURE 2. The length of rod R is twice that of rod S but the cross-sectional area of rod R is half that of rod S. What is the temperature at the joint of rod R and rod S? А. 60°C С. 67°C В. 75°C D. 90°C Ss

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Insulation
100°C
50 °C
Insulation
FIGURE 2
Two uniform copper rods R and S are joined and are well insulated as shown in the
FIGURE 2. The length of rod R is twice that of rod S but the cross-sectional area of rod R
is half that of rod S. What is the temperature at the joint of rod R and rod S?
A.
60°C
C.
67°C
В.
75°C
D.
90°C
R.
2.
Transcribed Image Text:Insulation 100°C 50 °C Insulation FIGURE 2 Two uniform copper rods R and S are joined and are well insulated as shown in the FIGURE 2. The length of rod R is twice that of rod S but the cross-sectional area of rod R is half that of rod S. What is the temperature at the joint of rod R and rod S? A. 60°C C. 67°C В. 75°C D. 90°C R. 2.
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