Related Questions

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
A thin mild steel wire is loaded by adding loads in equal increments till it breaks. The extensions noted with increasing loads will behave as under
A Uniform throughout
B Increase uniformly
C First increase and then decrease
D Increase uniformly first and then increase rapidly
Gold is 19 times as heavy as water and Copper is 9 times as heavy as water. Calculate the ratio in which these two metals should be mixed so that the mixture is 15 times as heavy as water.
A 40
B 41
C 42
D 43
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
Top bars are extended to the projecting parts of the combined footing of two columns L distance apart for a distance of
A 0.1 L from the outer edge of column
B 0.1 L from the centre edge of column
C Half the distance of projection
D One-fourth the distance of projection
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
Which type of heat exchanger is preferred for heavy heat loads?
A Double pipe
B Plate fine
C Series and parallel set of shell and tube
D None of these
The type of bond provided in brick masonry for carrying heavy loads is
A Single Flemish bond
B Double Flemish bond
C English bond
D Zigzag bond
Which D.C. motor will be suitable along with flywheel for intermittent light and heavy loads?
A Series motor
B Shunt motor
C Cumulatively compounded motor
D Differentially compounded motor

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