1.

A planar truss tower structure is shown in the figure.Consider the following statements about the external and internal determinacies of the truss.P. Externally determinateQ. External static indeterminacy = 1R. External Static Indeterminacy = 2S. Internally DeterminateT. Internal Static Indeterminacy = 1U. Internal Static Indeterminacy = 2Which one of the following options is correct?

A. P-False; Q-True; R-False; S-False; T-False; U-True
B. P-False; Q-True; R-False; S-False; T-True; U-False
C. P-False; Q-False; R-True; S-False; T-False; U-True
D. P-True; Q-True; R-False; S-True; T-False; U-True
Answer» B. P-False; Q-True; R-False; S-False; T-True; U-False


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