Q. The clay mineral, whose structural units are held together by potassium bond is A. Halloysite (B) Illite (C) Kaolinite (D) Smectite Ans: Illite
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Q. Which one of the following statements is NOT correct? A. When the water content of soil lies between its liquid limit and plastic limit, the soil is said to be in plastic state. B. Boussinesq’s theory is used for the analysis of stratified soil. C. The inclination of stable slope in cohesive soil can
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Q. The contact pressure and settlement distribution for a footing are shown in the figure. The figure corresponds to a A. rigid footing on granular soil B. flexible footing on granular soil C. flexible footing on saturated clay D. rigid footing on cohesive soil Ans: rigid footing on granular soil
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Q. A flownet below a dam consists of 24 equipotential drops and 7 flow channels. The difference between the upstream and downstream water levels is 6 m. The length of the flow line adjacent to the toe of the dam at exit is 1 m. The specific gravity and void ratio of the soil below
Q. A structural member subjected to compression, has both translation and rotation restrained at one end, while only translation is restrained at the other end. As per IS 456 : 2000, the effective length factor recommended for design is (A) 0.50 (B) 0.65 (C) 0.70 (D) 0.80 Ans: 0.80
Q. The setting time of cement is determined using (A) Le Chatelier apparatus (B) Briquette testing apparatus (C) Vicat apparatus (D) Casagrande’s apparatus Ans: Vicat apparatus
Q. All the members of the planar truss (see figure), have the same properties in terms of area of cross-section (A) and modulus of elasticity (E). For the loads shown on the truss, the statement that correctly represents the nature of forces in the members of the truss is: A. There are 3 members in
Q. A probability distribution with right skew is shown in the figure. The correct statement for the probability distribution is A. Mean is equal to mode B. Mean is greater than median but less than mode C. Mean is greater than median and mode D. Mode is greater than median Ans: Mean is greater than
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Q. Each of the letters in the figure below represents a unique integer from 1 to 9. The letters are positioned in the figure such that each of (A+B+C), (C+D+E), (E+F+G) and (G+H+K) is equal to 13. Which integer does E represent? A B C D E F G H K (A)
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Q. The annual average rainfall in a tropical city is 1000 mm. On a particular rainy day (24-hour period), the cumulative rainfall experienced by the city is shown in the graph. Over the 24-hour period, 50% of the rainfall falling on a rooftop, which had an obstruction- free area of 50 m2, was harvested into
