Structural Analysis
If in a pin-jointed plane frame (m + r) > 2j, then the frame is (Where ‘m’ is number of members, ‘r’ is reaction components and ‘j’ is number of joints)

Unstable
Stable and statically determinate
Stable and statically indeterminate
None of these

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Structural Analysis
Pick up the correct statement for the web stiffeners.

All of these
d is the distance between flange angles or the clear distance between flanges
For horizontal stiffeners, d is the clear distance between the horizontal stiffener and the tension flange
Vertical stiffeners are spaced at a distance not greater than 1.5 d and not less than 0.33 d

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