For the supply of materials for concrete, form work reinforcing and placing of concrete, removal of
form work and curing of concrete, number of bar(s) required on bar chart, is
(A) 1
(B) 2
(C) 3
(D) 4

1 Answer

Answer :

(A) 1

Related questions

Description : The process of hardening the concrete by keeping its surface moist is known (A) Placing (B) Wetting (C) Curing (D) Compacting

Last Answer : Answer: Option C

Description : The process of keeping concrete moist for a certain period after its finishing, is known as (A) Finishing of concrete (B) Curing of concrete (C) Placing of concrete (D) Compaction of concrete

Last Answer : Answer: Option B

Description : The process of consolidating concrete mix after placing it in position is termed as. (a) Curing (b) Wetting (c) Compaction (d) All of these

Last Answer : (c) Compaction

Description : The removal of excess air after placing concrete helps in increasing the strength of concrete by (a) 15 to 20% (b) 20 to 30% (c) 30 to 50% (d) 50 to 70%

Last Answer : (a) 15 to 20%

Description : The minimum thickness of the cover at the end of a reinforcing bar should not be less than twice the diameter of the bar subject to a minimum of (A) 10 mm (B) 15 mm (C) 20 mm (D) 25 mm

Last Answer : Answer: Option D

Description : For a longitudinal reinforcing bar in a column, the minimum cover shall neither be less than the diameter of bar nor less than (A) 15 mm (B) 25 mm (C) 30 mm (D) 40 mm

Last Answer : Answer: Option D

Description : The clear cover in a simply supported slab should not be less than the diameter of the reinforcing bar (a) Correct (b) Incorrect’ (c) Not known (d) None of these

Last Answer : (a) Correct

Description : The produce impermeable concrete (A) Thorough mixing of concrete is required (B) Proper compaction of concrete is required (C) Proper curing of concrete is required (D) All the above

Last Answer : Answer: Option D

Description : For providing a raft foundation, the following activities are involved 1. Ramming the foundation bed 2. Excavation of the soil upto required depth 3. Laying the reinforcement over the foundation bed 4. Curing the cement concrete placed over ... 2, 1 (C) 2, 1, 3, 5, 4 (D) 3, 2, 5, 1, 4

Last Answer : Answer: Option C

Description : A reinforced concrete cantilever porch has thickness t. The main reinforcing steel will be placed (a) At mid-thickness (b) At t/3 from the top (c) Close to the bottom surface (d) Close to the top surface

Last Answer : (d) Close to the top surface

Description : A bar chart is commonly used because (a) It is simple to draw and easy to understand (b) It indicates at a glance the overall progress of the project (c) It shows critical ... critical activities (d) It incorporates uncertainties for delay in estimation of time required for completion of activities.

Last Answer : (a) It is simple to draw and easy to understand

Description : Pick up the correct statement from the following: (A) Plain cement concrete is equally strong in compression as well as in tension (B) Slump test is performed to check concrete strength (C ... D) Fineness modulus is the index number expressing the relative sizes of both coarse and fine aggregates

Last Answer : Option D

Description : Which one of the following represents an activity? (A) Excavation for foundation (B) Curing of concrete (C) Setting of question paper (D) All the above

Last Answer : (D) All the above

Description : Curing (A) Reduces the shrinkage of concrete (B) Preserves the properties of concrete (C) Prevents the loss of water by evaporation (D) All of the above

Last Answer : (D) All of the above

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 : 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 : Modulus of elasticity of concrete is increased with (a) Higher W/C ratio (b) Shorter curing period (c) Lesser vibration (d) Increase in age

Last Answer : (d) Increase in age

Description : The object of curing is to (a) Prevent the loss of water by evaporation. (b) Reduce the shrinkage of concrete (c) Preserve the properties of concrete (d) All of these

Last Answer : (d) All of these

Description : Blast furnace slag cement concrete requires ___________time for shuttering and curing. (a) Less (b) More (c) Medium (d) All the above

Last Answer : (b) More

Description : For Ordinary Portland cement concrete exposed to dry and hot weather conditions, good moist curing period is [ A ] 7 days [ B ] 10 days [ C ] 14 days [ D ] None of the above

Last Answer : [ B ] 10 days

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 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 : At 28 days of curing concrete attains a strength of [ A ] 20 to 25% [ B ] 60 to 70% [ C ] 65 to 80% [ D ] 90 to 95%

Last Answer : [ D ] 90 to 95%

Description : The process of conversion of plastic concrete to solid stage is called [ A ] Hydration [ B ] Hardening [ C ] Setting [ D ] Curing

Last Answer : [ C ] Setting

Description : The process of keeping the concrete structure moist is called [ A ] Hydration [ B ] Curing [ C ] Creep [ D ] Shrinkage

Last Answer : [ B ] Curing

Description : The process of hardening of concrete in the presence of water is called [ A ] Creep [ B ] Hydration [ C ] Shrinkage [ D ] Curing

Last Answer : [ B ] Hydration

Description : Consider the following operations: 1. Drilling 2. Blasting 3. Mucking 4. Placing steel 5. Placing concrete The correct sequence of these operations in tunnel construction is (A) 1, 2, 4, 3, 5 (B) 1, 3, 2, 4, 5 (C) 1, 2, 3, 4, 5 (D) 1, 3, 4, 2,

Last Answer : (C) 1, 2, 3, 4, 5

Description : To prevent segregation, the maximum height for placing concrete, is (A) 100 cm (B) 125 cm (C) 150 cm (D) 200 cm

Last Answer : Answer: Option A

Description : The process of mixing, transporting, placing and compacting concrete using Ordinary Port land Cement should not take more than (A) 30 minutes (B) 40 minutes (C) 60 minutes (D) 90 minutes

Last Answer : Answer: Option A

Description : The property of the ingredients to separate from each other while placing the concrete is called (A) Segregation (B) Compaction (C) Shrinkage (D) Bulking

Last Answer : Answer: Option A

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 : The process of mixing, transporting, placing and compacting the cement, concrete should not take more than. (a) 30 minutes (b) 60minutes (c) 90 minutes (d) 120mm

Last Answer : (a) 30 minutes

Description : While placing of concrete the thickness of each layer for R.C.C. is [ A ] 150 to 300 mm [ B ] 450 mm [ C ] 500 to 750 mm [ D ] 500 mm

Last Answer : [ A ] 150 to 300 mm

Description : Brick nogging type of partition wall, is constructed by (A) Laying bricks as stretchers in cement mortar (B) Laying bricks as headers in cement mortar (C) Reinforcing brick wall with iron straps (D) Constructing brick work within a wooden framework

Last Answer : Answer: Option D

Description : The main reason for providing number of reinforcing bars at a support in a simply supported beam is to resist in that zone (A) Compressive stress (B) Shear stress (C) Bond stress (D) Tensile stress

Last Answer : Answer: Option C

Description : Which of the following statements is incorrect? (A) Minimum cross sectional area of longitudinal reinforcement in a column is 0.8% (B) Spacing of longitudinal bars measured along the periphery of ... (D) The number of longitudinal bars provided in a circular column should not be less than four

Last Answer : Answer: Option D

Description : Select the incorrect statement from the following [ A ] Reinforcing bars in a column should not be less than 12 mm in diameter [ B ] The number of longitudinal bars in a circular column should not ... The minimum percentage of longitudinal steel in columns should be 0.8% [ D ] None of the above

Last Answer : [ B ] The number of longitudinal bars in a circular column should not exceed four

Description : Consider the following statements: In the bar chart planning 1. Interdependence of the operations cannot be portrayed. 2. Progress of work can be measured. 3. Spare time of the activities can be determined. 4. ... and 4 are correct (C) 2, 3 and 4 are correct (D) 1, 2 and 4 are correct

Last Answer : (B) 1 and 4 are correct

Description : Pick up the incorrect statement from the following: (A) The various functions under each activity, are shown by one bar on Bar Charts (B) Bar chart establishes the interdependency of one event on another (C) Only approximate percentage of the completed work is reported (D) None of these

Last Answer : (B) Bar chart establishes the interdependency of one event on another

Description : For a good concrete (A) Aggregates should be hard and durable (B) Water should be free from organic materials (C) Cement should be sufficient to produce the required strength (D) All the above

Last Answer : Answer: Option D

Description : By over-reinforcing a beam, the moment of resistance can be increased not more than (A) 10 % (B) 15 % (C) 20 % (D) 25 %

Last Answer : Answer: Option D

Description : The spacing of transverse reinforcement of column is decided by the following consideration. (A) The least lateral dimension of the column (B) Sixteen times the diameter of the smallest longitudinal ... column (C) Forty-eight times the diameter of transverse reinforcement (D) All the above

Last Answer : Answer: Option D

Description : The ratio of the diameter of reinforcing bars and the slab thickness is (A) 1/4 (B) 1/5 (C) 1/6 (D) 1/8

Last Answer : (D) 1/8

Description : A reinforcing slab, build monolithically with the supporting columns and is reinforced in two or more directions, without any provision of beams is called a (a) Two way slab (b) Flat slab (c) Continus slab (d) Cireulashion

Last Answer : (b) Flat slab

Description : By over-reinforcing a beam, the moment of resistance can be increased not more than [ A ] 10% [ B ] 15% [ C ] 25% [ D ] 50%

Last Answer : [ C ] 25%

Description : This/These Management Guru/s, formulated a bar chart that measures planned and completed work along each stage of project A. Frederick Taylor B. Henry Gantt C. Frank and Lillian Gilbreth D. Henri Fayol

Last Answer : Henry Gant

Description : This/These Management Guru/s, formulated a bar chart that measures planned and completed work along each stage of project A. Frederick Taylor B. Henry Gantt C. Frank and Lillian Gilbreth D. Henri Fayol

Last Answer : Henry Gantt

Description : The first method invented for planning projects, was (A) Bar chart method (B) Milestone chart (C) Critical path method (CPM) (D) Programme Evaluation and Review Technique (PERT)

Last Answer : (A) Bar chart method

Description : Which of the following is a weakness of bar chart? (A) Interdependencies of activities (B) Project progress (C) Uncertainties (D) All of the above

Last Answer : (D) All of the above

Description : Time and progress chart of a construction, is also known as (A) Bar chart (B) Gantt chart (C) Modified Mile stone chart (D) All the above

Last Answer : (D) All the above