A rigid steel bar is supported by three rods, as shown in the figure. There is no strain in the rods before the load P is applied After load P is applied, the normal strain in rod (2) is 1000 μin./in. Assume initial rod lengths of L₁ = 50 in. and L2 = 196 in. Determine the normal strain in rod (1). 1. 2737 II. 5429 III. 3299 IV. 3920 (1) 41 (2) Rigid bar P L₂ (1)

Elements Of Electromagnetics
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A rigid steel bar is supported by three rods, as shown in the figure. There is no strain in the rods before the load P is applied.
After load P is applied, the normal strain in rod (2) is 1000 μin./in. Assume initial rod lengths of L₁ = 50 in. and L₂ = 196 in.
Determine the normal strain in rod (1).
(2)
L₂
LL
(1)
4₁
B
Rigid bar
DI. 2737
O II. 5429
O III. 3299
O NV. 3920
P
(1)
Transcribed Image Text:A rigid steel bar is supported by three rods, as shown in the figure. There is no strain in the rods before the load P is applied. After load P is applied, the normal strain in rod (2) is 1000 μin./in. Assume initial rod lengths of L₁ = 50 in. and L₂ = 196 in. Determine the normal strain in rod (1). (2) L₂ LL (1) 4₁ B Rigid bar DI. 2737 O II. 5429 O III. 3299 O NV. 3920 P (1)
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