Description : Pick up the correct statement from the following: (A) Continuous grading is not necessary for obtaining a minimum of air voids (B) The omission of a certain size of aggregate is shown by ... in concrete increases the workability but also increases the liability to segregation (D) All the above
Last Answer : Answer: Option D
Description : Rapid hardening cement attains early strength due to (A) Larger proportion of lime grounded finer than normal cement (B) Lesser proportion of lime grounded coarser than normal cement (C) Lesser proportion of lime grounded finer than normal cement (D) Excess percentage of gypsum
Last Answer : Answer: Option A
Description : Modulus of elasticity of concrete is primarily influenced by [ A ] Elastic properties of aggregate [ B ] Curing of concrete [ C ] Age of concrete [ D ] Mix proportion and type of cement
Last Answer : [ A ] Elastic properties of aggregate
Description : The maximum amount of dust which may be permitted in aggregates is (A) 5% of the total aggregates for low workability with a coarse grading (B) 10% of the total aggregates for low workability with ... of the total aggregates for a mix having high workability with fine grading (D) All the above
Description : C.R.R.I. charts are used to obtain a relationship between strength of concrete and (A) Water cement ratio (B) Workability (C) Grading of aggregate (D) Fineness modulus
Description : Workability of concrete is directly proportional to (A) Aggregate cement ratio (B) Time of transit (C) Grading of the aggregate (D) All of above
Last Answer : Answer: Option C
Description : The process of proper and accurate measurement of concrete ingredients for uniformity of proportion, is known (A) Grading (B) Curing (C) Mixing (D) Batching
Last Answer : (D) Batching
Description : The process of proper and accurate measurement of concrete ingredients for uniformity of proportion, is known as [ A ] Curing [ B ] Mixing [ C ] Grading [ D ] Batching
Last Answer : [ D ] Batching
Description : A tube mill compared to a ball mill (A) Has a higher length/diameter ratio (B) Produces a coarser product (C) Has a higher diameter/length ratio (D) Uses much larger balls
Last Answer : (A) Has a higher length/diameter ratio
Description : Pick up the correct statement from the following: (A) Segregation is necessary for a workable concrete (B) Consistency does not affect the workability of concrete (C) If the concrete mix is dry, the slump is maximum (D) None of these
Description : Rapid gravity filters (A) Were developed by G.W. Fuller (B) Make use of coarser sand with effective size as 0.5 mm (C) Yield as high as 30 times the yield of slow sand filters (D) All the above
Last Answer : (D) All the above
Description : Workability of concrete is inversely proportional to (A) Time of transit (B) water-cement ratio (C) The air in the mix (D) Size of aggregate
Description : Which of the following statements is/are not correct with respect to the Constant Mix Strategies' of asset allocation? I. Investors adopting these strategies tend to maintain an exposure to stocks that are in constant ... strategies. A. Only (I) above B. Only (II) above C. Only (III) above
Last Answer : C. Only (III) above
Description : The concrete mix which causes difficulty in obtaining a smooth finish, possess (A) Segregation (B) Internal friction (C) Hardness (D) Bleeding
Description : The property of fresh concrete, in which the water in the mix tends to rise to the surface while placing and compacting, is called (A) Segregation (B) Bleeding (C) Bulking (D) Creep
Last Answer : Answer: Option B
Description : Excess quantity of water (a) Makes the concrete mix harsh (b) Makes the concrete mix unworkable (c) Causes segregation in concrete (d) Causes bleeding in concrete.
Last Answer : both c&d
Description : Insufficient quantity of water (a) Makes the concrete mix harsh (b) Makes the concrete mix unworkable (c) Causes segregation in concrete (d) Causes bleeding in concrete.
Last Answer : both a&b
Description : For grinding of softer materials, the grinding wheel should have __________ grain size. (A) Finer (B) Coarser (C) Medium (D) Any type of
Last Answer : (B) Coarser
Description : The admixture of coarser particles like sand or silt to clay causes (A) Decrease in liquid limit and increase in plasticity index (B) Decrease in liquid limit and no change in plasticity index ... in both liquid limit and plasticity index (D) Increase in both liquid limit and plasticity index
Description : For preparing a test-specimen, it is necessary (A) To mix cement and fine aggregate by dry hand (B) To mix coarse aggregates (C) To mix water to the cement, fine aggregates and coarse aggregates (D) All the above
Description : Inert material of a cement concrete mix, is (A) Water (B) Cement (C) Aggregate (D) None of these
Description : The ratio of differenct ingredients (cement, sand and aggregate) in concrete mix of grade M20 is. (a) 1:1:2 (b) 1:1.5:2 (c) 1:2:4 (d) 1:3:6
Last Answer : (b) 1:1.5:2
Description : In order to prepare a test specimen, it is necessary to (a) Mix the cement and fine aggregate (sand ) dry hand (b) Mix the coarse aggregate (c) Mix water to the cement, fine aggregate and coarse aggregate (d) All of the above
Last Answer : (d) All of the above
Description : According to the rule of water cement ratio, the strength of concrete wholly depends upon. (a) The quality of cement. (b) The quality of cement mixed with aggregate. (c) The amount of water used in preparation of concrete mix. (d) All of the above
Last Answer : (c) The amount of water used in preparation of concrete mix.
Description : Inert material of a cement concrete mix, is [ A ] Water [ B ] Aggregate [ C ] Cement [ D ] None of these
Last Answer : [ B ] Aggregate
Description : The following proportion of the ingredients of concrete mix, is not in conformation to arbitrary method of proportioning (A) 1 : 1 : 2 (B) 1 : 2 : 4 (C) 1 : 3 : 6 (D) 1 : 4 : 10
Description : In designing concrete structures, normally maximum aggregate sizes are adopted with ranges from 10mm to 20mm. Does an increase of maximum aggregate size benefit the structures?
Last Answer : To answer this question, let's consider an example of a cube. The surface area to volume ratio of a cube is 6/b where b is the length of the cube. This implies that ... requirement can offset the disadvantages brought about by discontinuities as suggested by Longman Scientific and Technical (1987).
Description : For the construction of cement concrete floor, the maximum permissible size of aggregate, is (A) 4 mm (B) 6 mm (C) 8 mm (D) 10 mm
Description : If the engineer-in-charge approves, the 10 cm cubes may be used for the work test of concrete provided maximum nominal size of aggregate, does not exceed (A) 10 cm (B) 15 cm (C) 20 cm (D) 25 cm
Description : Pick up the correct statement from the following: (A) The maximum size of a coarse aggregate, is 75 mm and minimum 4.75 mm (B) The maximum size of the fine aggregate, is 4.75 mm and minimum 0.075 mm ( ... having particles of size varying from 0.06 mm to 0.002 mm, is known as silt (D) All the ab
Description : Which of the following statement is correct (a) The maximum size of coarse aggregate should not exceed one fourth of the minimum dimension of the plain concrete member. (b) The maximum size of coarse ... aggregates of 40mm, 20mm and 10mm sizes are commonly used for concrete works (d) All the above
Last Answer : (d) All the above
Description : The Minimum bar spacing should not be less than [ A ] Diameter of the largest bar [ B ] Maximum size of aggregate [ C ] Greater of diameter of the largest bar and maximum size of aggregate [ D ] Greater of diameter of the largest bar and maximum size of aggregate plus 5 mm
Last Answer : [ D ] Greater of diameter of the largest bar and maximum size of aggregate plus 5 mm
Description : As per IS: 456-2000, the maximum size of aggregate is [ A ] 1/4 of maximum thickness of member [ B ] 1/4 of minimum thickness of member [ C ] 1/5 of maximum thickness of member [ D ] 1/5 of minimum thickness of member
Last Answer : [ B ] 1/4 of minimum thickness of member
Description : The bulk density of aggregates does not depend upon: (A) Size and shape of aggregates (B) Specific gravity of aggregates (C) Grading of aggregates (D) Size and shape of the container
Description : The strength of durability of concrete depends upon. (a) Size of aggregates (b) Grading of aggregates (c) Moisture contents of aggregates (d) All of these.
Last Answer : (d) All of these.
Description : As the product becomes finer, the energy required for grinding (A) Decreases (B) Increases (C) Is same as for coarser grinding (D) Is 1.5 times that for coarser grinding
Last Answer : (B) Increases
Description : An initial (first-time) audit requires more audit time to complete than a recurring audit. One of the reasons for this is that a. New auditors are usually assigned to an initial audit. b. A ... unfamiliar to the auditor and need to be carefully studied. d. Predecessor auditors need to be consulted.
Last Answer : The client's business, industry, and internal control are unfamiliar to the auditor and need to be carefully studied
Description : To prevent segregation, the maximum height for placing concrete, is (A) 100 cm (B) 125 cm (C) 150 cm (D) 200 cm
Description : The auditor is most likely to presume that a high risk of fraud exists if a. The client is a multinational company that does business in numerous foreign countries. b. The client ... perpetrate and conceal thefts. d. Inadequate employee training results in lengthy EDP exception reports each month
Last Answer : Inadequate segregation of duties places an employee in a position to perpetrate and conceal thefts
Description : An aggregate is known as cyclopean aggregate if its size is more than (A) 4.75 mm (B) 30 mm (C) 60 mm (D) 75 mm
Description : Which of the following statements is true with regard to the relationship among audit risk, audit evidence, and materiality? a. The lower the inherent risk and control risk, the lower ... inherent risk. d. Aggregate materiality thresholds should not change under conditions of changing risk levels
Last Answer : Under conditions of high inherent and control risk, the auditor should place more emphasis on obtaining external evidence and should reduce reliance on internal evidence
Description : What gets wetter and wetter the more it dries? -Riddles
Last Answer : a towel
Description : What gets wetter the more it dries? -Riddles
Last Answer : A towel.
Description : What becomes wetter the more it dries? -Riddles
Last Answer : A Towel. It is because it dries our body and get wet.
Description : the more i dry the wetter i get?
Last Answer : tell me
Description : What gets wetter and wetter the more it dries?
Last Answer : A: A towel.
Description : Strength of concrete increases with (A) Increase in water-cement ratio (B) Increase in fineness of cement (C) Decrease in curing time (D) Decrease in size of aggregate
Last Answer : (B) Increase in fineness of cement
Description : The void ratio of (A) Single size coarse aggregate is roughly 0.45 (B) Graded coarse aggregate is roughly 0.040 (C) Fine aggregate is roughly 0.45 (D) All the above
Description : A flaky aggregate is said to be elongated if its length is (A) Equal to the mean size (B) Twice the mean size (C) Thrice the mean size (D) Four times the mean size
Description : If aggregates completely pass through a sieve of size 75 mm and are retained on a sieve of size 60 mm, the particular aggregate will be flaky if its minimum dimension is less than (A) 20.5 mm (B) 30.5 mm (C) 40.5 mm (D) 50.5 mm