Structural Analysis
While using three moments equation, a fixed end of a continuous beam is replaced by an additional span of

None of these
zero length
infinite length
zero moment of inertia

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Structural Analysis
The minimum horizontal distance between two parallel main reinforcing bars, is

The diameter of the bar if their diameters are same
Greatest value of the above
5 mm more than nominal maximum size of the coarse aggregate
The diameter of the longer bar if their diameters are unequal

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