HW$8-$ Sec $6\mathrm{.}1-6\mathrm{.}4$

Problem $6\mathrm{.}3$

$2$ of $10$

Review

Introduction

Set P$1$P$1=300$ lblb$,$ P$2$P$2=750$ lblb$.($Figure $1)$

Figure

$1$ of $1$

Part A

Part complete

Determine the force in member ABAB of the truss.

Express your answer in pounds to three significant figures. Enter negative value in the case of compression and positive value in the case of tension.

FABFAB $=$

$321$

lblb

SubmitPrevious$$Answers

All attempts used; correct answer displayed

Part B

Determine the force in member ACAC of the truss.

Express your answer in pounds to three significant figures. Enter negative value in the case of compression and positive value in the case of tension.

Activate to select the appropriates symbol from the following choices. Operate up and down arrow for selection and press enter to choose the input value type

FACFAC $=$

$297\mathrm{.}14$

lblb

SubmitPrevious$$AnswersRequest$$Answer

Incorrect; Try Again; $3$ attempts remaining

Part C

Determine the force in member BCBC of the truss.

Express your answer in pounds to three significant figures. Enter negative value in the case of compression and positive value in the case of tension.