(Solved): Classify each of the structures as statically determinate, statically indeterminate, or unstable. I ...

Expert Answer

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(e) number of external reactions,   (in first & second support, the beam is placed over the guided roller, not a simple roller)
number of released reactions,   
Degree of static indeterminacy,   
  
  , Statically indeterminate.


(f) number of members,   
number of external reactions,