The thickness of the rectangular plate for the cap or base of a solid round steel columns, is calculated from the formula
$${\text{t}} = \sqrt {\frac{{9{\text{W}}}}{{16{{\text{f}}_{{\text{bct}}}}}} \times \frac{{\text{D}}}{{{\text{D}} - {\text{d}}}}} $$ where 'd' is
A. The reduced diameter of the column
B. The dimension of the base
C. The diameter of the base
D. The diameter of the top
Answer: Option A
A. 5 mm less than the minimum clear distance between the main bars
B. 5 mm less than the minimum cover to the reinforcement
C. Smaller of A and B
D. Greater of A and B
The fixed support in a real beam becomes in the conjugate beam a
A. Roller support
B. Hinged support
C. Fixed support
D. Free end
A. The centre of gravity of the load system is midway between the centre of span and wheel load under consi-deration
B. The centre of span is midway between the centre of gravity of the load system and the wheel load under consideration
C. The wheel load under consideration is midway between the centre of span and the centre of gravity of the load system
D. None of the above
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