Item 7 Part A Determine the internal normal force at point C Take F 1 5 4 2 l b , F 2 2 3 6 l b , F 3 2 5 6 l b ( Figure 1 ) Express your answer to three significant figure N C 0 l b Submix Previous Answers Correct Part B Determine the shear force at point C Express your answer to three significant figures and include the appropriate units Vc 2 5 6 lb Previous Answers Request Answer Incorrect Try Again 2 8 attempts remaining Part C Determine the moment at point C Express your answer to three significant figures and include the appropriate units M C 7 8 6 lb ft Previous Answers Request Answer Incorrect Try Again 2 9 attempts Part D Determine the internal normal force at point D Express your answer to three significant figures and include the appropriate units Request Answer Part E Determine the shear force at point D Express your answer to three significant figures and include the appropriate units Vd 1 of 1 Part F Determine the moment at point D Express your answer to three significant figures and include the appropriate units M D Request Answerremaining

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Question: Item 7 Part A Determine the internal normal force at point C . Take F 1 = 5 4 2 l b , F 2

Item

7

Part A

Determine the internal normal force at point

C .

Take

F_{1} = 542 l b, F_{2} = 236 l b, F_{3} = 256 l b . (

Figure

1)

Express your answer to three significant figure

N_{C} = 0 l b

Submix

Previous Answers

Correct

-

Part B

Determine the shear force at point

C .

Express your answer to three significant figures and include the appropriate units.

= - 256

Previous Answers

Request Answer

Incorrect; Try Again;

28

attempts remaining

-

Part C

Determine the moment at point

C .

Express your answer to three significant figures and include the appropriate units.

M_{C} = - 786

*

Previous Answers

Request Answer

Incorrect; Try Again;

29

attempts

-

Part D

Determine the internal normal force at point

D .

Express your answer to three significant figures and include the appropriate units.

Request Answer

-

Part E

Determine the shear force at point

D .

Express your answer to three significant figures and include the

appropriate units.

=

1

1

-

Part F

Determine the moment at point

D .

Express your answer to three significant figures and include the appropriate units.

M_{D} =

Request Answerremaining

Item 7 Part A Determine the internal normal force

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