Related Questions

Bottom bars under the columns are extended into the interior of the footing slab to a distance greater than
A 42 diameters from the centre of the column
B 42 diameters from the inner edge of the column
C 42 diameters from the outer edge of the column
D 24 diameters from the centre of the column
If q is the punching shear resistance per unit area a, is the side of a square footing for a column of side b, carrying a weight W including the weight of the footing, the depth (D) of the footing from punching shear consideration, is
A $${\text{D}} = \frac{{{\text{W}}\left( {{\text{a}} - {\text{b}}} \right)}}{{4{{\text{a}}^2}{\text{bq}}}}$$
B $${\text{D}} = \frac{{{\text{W}}\left( {{{\text{a}}^2} - {{\text{b}}^2}} \right)}}{{4{{\text{a}}^2}{\text{bq}}}}$$
C $${\text{D}} = \frac{{{\text{W}}\left( {{{\text{a}}^2} - {{\text{b}}^2}} \right)}}{{8{{\text{a}}^2}{\text{bq}}}}$$
D $${\text{D}} = \frac{{{\text{W}}\left( {{{\text{a}}^2} - {{\text{b}}^2}} \right)}}{{4{\text{abq}}}}$$
In a combined footing for two columns carrying unequal loads, the maximum hogging bending moment occurs at
A Less loaded column
B More loaded column
C A point of the maximum shear force
D A point of zero shear force
In a shipment of 120 machine parts, 5 percent were defective. In a shipment of 80 machine parts, 10 percent were defective. For the two shipments combined, what percent of the machine parts were defective?
A 6.5%
B 7%
C 7.5%
D 8.0%
In a shipment of 120 machine parts, 5 percent were defective. In a shipment of 80 machine parts, 10 percent were defective. For the two shipments combined, what percent of the machine parts were defective ?
A 6.5%
B 7.0%
C 7.5%
D 8.0%
In a shipment of 250 machine parts, 4% were defective. In another shipment of 50 parts, 10% were defective. For two shipments combined what percent of the machine parts were defective?
A 3%
B 5%
C 7.5%
D 8%
in a shipment of 120 machine parts, 5% were defective. In a shipment of 80 machine parts 10% were defective. For the two shipments combined, what percent of the machine parts were defective?
A 6.5%
B 7.0%
C 7.5%
D 8.5%
In a shipment of 120 machine parts 5 percent , 5 percent were defective , In a shipment of 80 machine parts , 10 percent were defective. For the two shipments combined , what percent of the machine parts were defective ?
A 6.5%
B 7%
C 7.5%
D 8.0%
If the width of the foundation for two equal columns is restricted, the shape of the footing generally adopted, is
A Square
B Rectangular
C Trapezoidal
D Triangular
Based on punching shear consideration, the overall depth of a combined footing under a column A, is
A $$\frac{{{\text{Area of the column A}} \times {\text{Safe punching stress}}}}{{{\text{Load on column A}}}}$$
B $$\frac{{{\text{Perimeter of column A}} \times {\text{Safe punching stress}}}}{{{\text{Load on column A}} + {\text{Upward pressure}} \times {\text{Area of column}}}}$$
C $$\frac{{{\text{Perimeter of column A}} \times {\text{Safe punching stress}}}}{{{\text{Load on column A}} \times {\text{Upward pressure}} \times {\text{Area of column}}}}$$
D None of these

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