Question: Consider the truss shown in ( Figure 1 ) . For each member A = 3 8 0 m m 2 , E = 2

Consider the truss shown in

(

Figure

1) .

For each member

A = 380 m m^{2}, E = 200

GPa.

Figure

1

1

1 . =_{?}^{?} \frac{n N L}{A E}

1 . =_{?}^{?} N (\frac{d e l N}{d e l P}) \frac{A E}{L}

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Correct

Part B

Determine the vertical displacement of joint

E

measured downward. Use the method of virtual work.

Express your answer to three significant figures and include the appropriate units. Enter positive value if the displacement is downward and negative value if the displacement is upward.

_{E_{v}} =

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PLEASE ANSWER PART B

Consider the truss shown in ( Figure 1 ) . For

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