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A framed structure as shown fig. is a
  • a)
    perfect frame
  • b)
    deficient frame
  • c)
    redundant frame
  • d)
    none of the above
Correct answer is option 'A'. Can you explain this answer?
Verified Answer
A framed structure as shown fig. is aa)perfect frameb)deficient framec...
A framed structure is perfect, if the number of members are equal to ( 2 n- 3) , where n is the no. of joints. In this figure, there are 3 joints ,therefore, (2*3-3) = 3 
That means there are three members , so it is a perfect frame.
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Most Upvoted Answer
A framed structure as shown fig. is aa)perfect frameb)deficient framec...
A truss is said to be perfect or rigid if
M+3= 2J where M= no of members and N=no of joints.
in the given truss M=3 and J= 3 so 6=6. this is a perfect frme
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Community Answer
A framed structure as shown fig. is aa)perfect frameb)deficient framec...
A framed structure is perfect, if the number of members are equal to ( 2 n- 3) , where n is the no. of joints. In this figure, there are 3 joints ,therefore, (2*3-3) = 3 
That means there are three members , so it is a perfect frame.
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