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*6–20. Determine the force in each member of the trussand state if the members are in tension or compression.Theload has a mass of 40 kg.

G

 A

B

F 

C 

E

D

0.1 m

6 m

2.5 m

3.5 m

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•6–21. Determine the largest mass   m of the suspendedblock so that the force in any member does not exceed30 kN (T) or 25 kN (C).

G

 A

B

F 

C 

E

D

0.1 m

6 m

2.5 m

3.5 m

6 Solutions 44918 1/26/09 1:46 PM Page 424