Q. There are 20,000 vehicles operating in a city with an average annual travel of 12,000 km per vehicle. The NOx emission rate is 2.0 g/km per vehicle. The total annual release of NOx will be (A) 4,80,000 kg          (B) 4,800 kg               (C) 480 kg                  (D) 48 kg Ans: ...

Bernoulli’s equation is applicable for A. viscous and compressible fluid flow B. inviscid and compressible fluid flow C. inviscid and incompressible fluid flow D. viscous and incompressible fluid flow Ans: Inviscid and incompressible fluid flow

Q. The width of a square footing and the diameter of a circular footing are equal. If both the footings are placed on the surface of sandy soil, the ratio of the ultimate bearing capacity of circular footing to that of square footing will be (A) 4/3                        (B) ...

Q. The percent reduction in the bearing capacity of a strip footing resting on sand under flooding condition (water level at the base of the footing) when compared to the situation where the water level is at a depth much greater than the width of footing, is approximately (A) ...

Q. Two rectangular under-reinforced concrete beam sections X and Y are similar in all aspects except that the longitudinal compression reinforcement in section Y is 10% more. Which one of the following is the correct statement? A. Section X has less flexural strength and is less ductile than ...

Q. A solid circular beam with radius of 0.25 m and length of 2 m is subjected to a twisting moment of 20 kNm about the z-axis at the free end, which is the only load acting as shown in the figure. The shear stress component 𝑟𝑥𝑦 at Point ‘M’ in the cross-section of the beam at a distance of 1 m ...

Q. The deformation in concrete due to sustained loading is (A) creep                    (B) hydration             (C) segregation          (D) shrinkage Ans: creep                   

Q. The Le Chatelier apparatus is used to determine (A) compressive strength of cement              (B) fineness of cement (C) setting time of cement                             (D) soundness of cement Ans: Soundness of cement

Q. A steel column of ISHB 350 @72.4 kg/m is subjected to a factored axial compressive load of 2000 kN. The load is transferred to a concrete pedestal of grade M20 through a square base plate. Consider bearing strength of concrete as 0.45fck, where fck is the characteristic strength of concrete. ...

Q. A column of height h with a rectangular cross-section of size a×2a has a buckling load of P. If the cross-section is changed to 0.5a × 3a and its height changed to 1.5h, the buckling load of the redesigned column will be (A) P/12                   (B) P/4                        (C) ...

At the point 𝑥 = 0, the function 𝑓(𝑥) = 𝑥3 has A. local maximum B. local minimum C. both local maximum and minimum D. neither local maximum nor local minimum Ans: Neither local maximum nor local minimum

Q. Each of the letters arranged as below represents a unique integer from 1 to 9. The letters are positioned in the figure such that (A × B × C), (B × G × E) and (D × E × F) are equal. Which integer among the following choices cannot be represented by the letters A, B, C, D, E, F or G? ...