A perfect frame is that which is composed of members just sufficient to keep it in equilibrium, when loaded, without any change in its shape. A perfect frame should satisfy the following expression:
n = 2j-3
where
n = Number of members, and
j = Number of joints.
84) If n = number of members andy = number of joints, then for a perfect frame, n =
Answer is:
2j-3
Explanation:
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62.5 m
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