Draw concreting operation chain in sequence.

Draw concreting operation chain in sequence. 
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Sequential chain of Concreting Operations: 

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Consider the following activities in a building construction: 1. Concreting of roof slabs 2. Brick-jelly lime concrete terracing 3. Erection of form work for slab 4. Construction of parapet wall in terrace The correct sequence of these activities is (A) 1, 3, 2, 4 (B) 3, 1, 4, 2 (C) 3, 1, 2, 4 (D) 1, 3, 4, 2

Description : Consider the following activities in a building construction: 1. Concreting of roof slabs 2. Brick-jelly lime concrete terracing 3. Erection of form work for slab 4. Construction of parapet wall in terrace The correct sequence of these ... (B) 3, 1, 4, 2 (C) 3, 1, 2, 4 (D) 1, 3, 4, 2

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

In sequence, write concreting operations.

Description : In sequence, write concreting operations.

Last Answer : i. Batching of materials ii. Mixing of materials iii. Transportation of concrete iv. Placing of concrete v. Compaction of concrete vi. Curing of concrete vii. Finishing of concrete

cement screed when concreting columns

Description : Hello, I was buying a concrete mix for concreting the fence posts and at home I noticed that the bags are written Cement screed BE 04/25. Can this be used or not? Thank you for the quick answers.

Last Answer : It can be used, but it won't have the right effect. At least add a little sharp, river sand to the pot. This mixture is too fine and even after curing it will have significantly less strength than conventional berton.

The grit and silt of the grit chambers, may not be used for A. Raising low lying areas by dumping B. Concreting C. Both A. and B. D. Neither A. nor B.

Description : The grit and silt of the grit chambers, may not be used for A. Raising low lying areas by dumping B. Concreting C. Both A. and B. D. Neither A. nor B.

Last Answer : ANS: B

What are the major problems in using pumping for concreting works?

Description : What are the major problems in using pumping for concreting works?

Last Answer : In pumping operation, the force exerted by pumps must overcome the friction between concrete and the pumping pipes, the weight of concrete and the pressure head when placing concrete above the ... other hand, a proper selection of aggregate grading helps to improve the pumpability of concrete.

If on­site slump test fails, should engineers allow the contractor to continue the concreting works?

Description : If on­site slump test fails, should engineers allow the contractor to continue the concreting works?

Last Answer : This is a very classical question raised by many graduate engineers. In fact, there are two schools of thought regarding this issue. The first school of thought is rather straightforward: the contractor ... t the Engineer exercise his power to stop the contractor and save these extra time and cost?

In case of laying gullies, siphons, intercepting traps, the cost includes (A) Setting and laying (B) Bed concreting (C) Connection to drains (D) All of these

Description : In case of laying gullies, siphons, intercepting traps, the cost includes (A) Setting and laying (B) Bed concreting (C) Connection to drains (D) All of these

Last Answer : (D) All of these

For concreting tunnel linings, transportation of concrete is done by (A) Pans (B) Wheel borrows (C) Containers (D) Pumps

Description : For concreting tunnel linings, transportation of concrete is done by (A) Pans (B) Wheel borrows (C) Containers (D) Pumps

Last Answer : (D) Pumps

For concreting of heavily reinforced sections without vibration, the workability of concrete expressed as compacting factor should be (A) 0.75 - 0.80 (B) 0.80 - 0.85 (C) 0.85 - 0.92 (D) Above 0.92

Description : For concreting of heavily reinforced sections without vibration, the workability of concrete expressed as compacting factor should be (A) 0.75 - 0.80 (B) 0.80 - 0.85 (C) 0.85 - 0.92 (D) Above 0.92

Last Answer : Answer: Option D

For cold weathering concreting the cement used is (a) O.P.C (b) R.H.C (c) L.H.C (d) None of these

Description : For cold weathering concreting the cement used is (a) O.P.C (b) R.H.C (c) L.H.C (d) None of these

Last Answer : (b) R.H.C

Why Should Pumping Be Not Used In Case Of Concreting Works?

Description : Why Should Pumping Be Not Used In Case Of Concreting Works?

Last Answer : Answer : During the pumping operation the pump exerted pressure must overcome any friction between the pumping pipes and the concrete, also the weight of the concrete and the pressure headwhen the ... Also if a proper selection of the aggregate grading can vastly improve the concrete pump ability.

What Are The Steps Involved In The Concreting Process, Explain?

Description : What Are The Steps Involved In The Concreting Process, Explain?

Last Answer : Answer : 1. Batching: The process of measurement of the different materials for the making of concrete is known as batching. batching is usually done in two ways: volume batching and weight batching ... performed. Compaction is generally performed in two ways: by hand or by the use of vibrators.

Bentonite is used in pile driving -- a) to facilitate pile driving b) to enable proper pile concreting c) to stabilize the bore hole walls* d) None of the above

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Last Answer : c) to stabilize the bore hole walls*

Temporary staging for casting PSC Box Girder for a ROB over the Railway span shall be removed a) after hardening of concrete b) before hardening of concrete c) during concreting d) after stressing the cables

Description : Temporary staging for casting PSC Box Girder for a ROB over the Railway span shall be removed a) after hardening of concrete b) before hardening of concrete c) during concreting d) after stressing the cables

Last Answer : d) after stressing the cables

Suggest the type of cement used for the following : (i) For modular construction where form work needs to be removed early for re-use. . (ii) Mass concreting such as construction of dam. (iii) Decorative works in external surfaces of building. (iv) Cementing the oil well.

Description : Suggest the type of cement used for the following : (i) For modular construction where form work needs to be removed early for re-use. . (ii) Mass concreting such as construction of dam. (iii) Decorative works in external surfaces of building. (iv) Cementing the oil well.

Last Answer : i) For modular construction where form work needs to be removed early for reuse. – Rapid Hardening Cement ii) Mass concreting such as construction of dam. – Low heat cement. iii) Decorative works in external surfaces of building – Coloured cement. iv) Cementing the oil well. – Oil Well Cement. 

Explain the necessity of supervision for concreting operations.

Description : Explain the necessity of supervision for concreting operations.

Last Answer : Necessity of supervision for concreting operation: i. Supervision is necessary to complete all concreting operations in standard manner. ii. It is necessary to avoid any type of delay in concrete ... operations at each stage of project. vi. It found very effective in controlling bad workmanship.

A sand sample has a fineness modulus of 1.95. Whether this sand can be used for concreting? Explain the procedure to bring the fineness modulus in required permissible limits. State its importance.

Description : A sand sample has a fineness modulus of 1.95. Whether this sand can be used for concreting? Explain the procedure to bring the fineness modulus in required permissible limits. State its importance.

Last Answer : The given sand sample has a fineness modulus 1.95, which is less than prescribed limit i.e.2.2-3.2. It indicates that sand particles are finer, which is not suitable for satisfactory ... . Well graded sand is also useful for good bonding of particles and related strength criteria of concrete.

(i) Suggest the relevant method of water-proofing used for following construction. 1) Basement of buildings. 2) Swimming pool. 3) Water tank. (ii) Suggest the relevant method of transportation of concrete used for construction in following situation. 1) Concreting in hilly areas. 2) Concreting of high-rise building. 3) Concreting under water.

Description : (i) Suggest the relevant method of water-proofing used for following construction. 1) Basement of buildings. 2) Swimming pool. 3) Water tank. (ii) Suggest the relevant method of transportation of ... 1) Concreting in hilly areas. 2) Concreting of high-rise building. 3) Concreting under water.

Last Answer : Method of water-proofing for: 1) Basement of buildings: Waterproofing by using waterproof sealants. 2) Swimming pool: Waterproofing by spraying or grouting in cracks. 3) Water tank: Waterproofing by ... , concrete pump, slip form technique. 3) Concreting under water: Tremie pipe, grout pipe.

Write two effects and two precautions of cold weather and hot weather concreting.

Description : Write two effects and two precautions of cold weather and hot weather concreting.

Last Answer : Effects of cold weather concreting: 1. Due to cold weather, concrete shows reduced rate of hardening, which results delay in removal of formwork. 2. Water added in concrete mix gets frozen quickly, ... heat evolution. 7. High w/c ratio and ice crystals should be used to maintain workability.

Write the procedure of vaccum dewatering concreting for construction of floors.

Description : Write the procedure of vaccum dewatering concreting for construction of floors.

Last Answer : Procedure of vaccum dewatering concreting for construction of floors: The concreting using vaccum dewatering for floor construction is done as follows. 1. Concrete is places uniformly on the spread of ... Finally the floating and towelling is done to achieve better finishing of surface. 

List any two precautions to be taken in cold weather concreting.

Description : List any two precautions to be taken in cold weather concreting.

Last Answer : Precautions to be taken in cold weather concreting: In extreme weather, following precautions should be taken. 1. Concreting work should be done during day time or on sunny days. 2. Warm water should ... its use. 7. Rapid hardening or quick setting cement should be used for fast setting of concrete.

The primary structure of a protein refers to the sequence of amino acids that are linked together in a long chain. Which of the following common items would best represent the primary structure of a protein?

Description : The primary structure of a protein refers to the sequence of amino acids that are linked together in a long chain. Which of the following common items would best represent the primary structure of a protein?

Last Answer : beads of different colors joined together on a piece of string

The correct sequence of cytochrome carriers in respiratory chain is (A) Cyt b—cyt c—cyt c1—cyt aa3 (B) Cyt aa3— cyt b—cyt c—cyt c1 (C) Cyt b—cyt c1—cyt c—cyt aa3 (D) Cyt b—cyt aa3—cyt c1— cyt c

Description : The correct sequence of cytochrome carriers in respiratory chain is (A) Cyt b—cyt c—cyt c1—cyt aa3 (B) Cyt aa3— cyt b—cyt c—cyt c1 (C) Cyt b—cyt c1—cyt c—cyt aa3 (D) Cyt b—cyt aa3—cyt c1— cyt c

Last Answer : Answer : C

The sequence of the redox carrier in respiratory chain is (A) NAD—FMN—Q—cyt b—cyt c1—cyt c—cyt aa3 → O2 (B) FMN—Q—NAD—cyt b—cyt aa3—cyt c1— cyt c → O2 (C) NAD—FMN—Q—cyt c1—cyt c—cyt b—cyt aa3 → O2 (D) NAD—FMN—Q—cyt b—cyt aa3—cyt c—cyt c1 → O2

Description : The sequence of the redox carrier in respiratory chain is (A) NAD—FMN—Q—cyt b—cyt c1—cyt c—cyt aa3 → O2 (B) FMN—Q—NAD—cyt b—cyt aa3—cyt c1— cyt c → O2 (C) NAD—FMN—Q—cyt c1—cyt c—cyt b—cyt aa3 → O2 (D) NAD—FMN—Q—cyt b—cyt aa3—cyt c—cyt c1 → O2

Last Answer : Answer : A

A simple sequence in which the grass grows, a cow eats the grass, a human eats the cow or drinks its milk, is an example of - (a) food chain (b) food web (c) food cycle (a) pyramid

Description : A simple sequence in which the grass grows, a cow eats the grass, a human eats the cow or drinks its milk, is an example of - (a) food chain (b) food web (c) food cycle (a) pyramid

Last Answer : Ans:(a)

The primary structure of a protein refers to : (a) whether the protein is fibrous or globular (b) the amino acid sequence in the polypeptide chain (c) the orientation of the amino acid side chains in space (d) the presence or absence of an α-helix

Description : The primary structure of a protein refers to : (a) whether the protein is fibrous or globular (b) the amino acid sequence in the polypeptide chain (c) the orientation of the amino acid side chains in space (d) the presence or absence of an α-helix

Last Answer : the amino acid sequence in the polypeptide chain

Which of the following is the “quaternary structure” of proteins concerned with? (a) sequence of amino acids in the peptide chain (b) description of the way the peptide chains are arranged with respect to each other (c) location of the disulfide bridges in the peptide chain (d) conformation of the protein backbone

Description : Which of the following is the quaternary structure of proteins concerned with? (a) sequence of amino acids in the peptide chain (b) description of the way the peptide chains are arranged with ... (c) location of the disulfide bridges in the peptide chain (d) conformation of the protein backbone

Last Answer : description of the way the peptide chains are arranged with respect to each other

The minimum number of scalar multiplication required, for parenthesization of a matrix-chain product whose sequence of dimensions for four matrices is <5,10,3,12,5> is (1) 630 (2) 580 (3) 480 (4) 405

Description : The minimum number of scalar multiplication required, for parenthesization of a matrix-chain product whose sequence of dimensions for four matrices is is (1) 630 (2) 580 (3) 480 (4) 405 

Last Answer : (4) 405 

--------is a manufacturing system in which sequence of operation is fixed by equipmentconfiguration a.Flexible b.Programmable c.Fixed d.All of above

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Secondary code of the Opitz system is for_________ a.Design attributes b.Manufacturing attributes c.Production operation type & sequence d.Maintenance flow

Description : Secondary code of the Opitz system is for_________ a.Design attributes b.Manufacturing attributes c.Production operation type & sequence d.Maintenance flow

Last Answer : c.Production operation type & sequence

Supplementary code of the Opitz system is for_________ a.Design attributes b.Manufacturing attributes c.Production operation type & sequence d.Maintenance flow

Description : Supplementary code of the Opitz system is for_________ a.Design attributes b.Manufacturing attributes c.Production operation type & sequence d.Maintenance flow

Last Answer : b.Manufacturing attributes

Form code of the Opitz system is for_________ a.Design attributes b.Manufacturing attributes c.Production operation type & sequence d.Maintenance flow

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Last Answer : a.Design attributes

The operation of resection involves the following steps 1. Rough orientation of the plane table 2. The three lines form a triangle of error 3. Drawing lines back through the three control points 4. Select a point in the triangle of error such that each ray is equally rotated either clockwise or anti clockwise 5. The points obtained by three rays are the correct location. The correct sequence is (A) 1, 3, 2, 4, 5 (B) 1, 2, 3, 4, 5 (C) 1, 4, 3, 2, 5 (D) 1, 3, 2, 4, 5

Description : The operation of resection involves the following steps 1. Rough orientation of the plane table 2. The three lines form a triangle of error 3. Drawing lines back through the three control points 4. Select a point in the triangle of error ... 2, 3, 4, 5 (C) 1, 4, 3, 2, 5 (D) 1, 3, 2, 4, 5

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

Routing in production, planning & control is concerned with the (A) Sequence of operation to be performed (B) Progress of work performed (C) Authorisation of work to be performed (D) Balancing of load on machines

Description : Routing in production, planning & control is concerned with the (A) Sequence of operation to be performed (B) Progress of work performed (C) Authorisation of work to be performed (D) Balancing of load on machines

Last Answer : (A) Sequence of operation to be performed

Assume a two address format specified as source, destination. Examine the following sequence of instruction and explain the addressing modes used and the operation done in every instruction?

Description : Assume a two address format specified as source, destination. Examine the following sequence of instruction and explain the addressing modes used and the operation done in every instruction?

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Prepare operation process sheet and decide sequence of operation for the component shown in Figure No. 1. Assume suitable material and cutting conditions.

Description : Prepare operation process sheet and decide sequence of operation for the component shown in Figure No. 1. Assume suitable material and cutting conditions.

Last Answer : Operation Sheet with correct sequence of operations for the above given component by assuming suitable material and cutting conditions is as shown in below table;

State the information required to determine operation sequence.

Description : State the information required to determine operation sequence.

Last Answer : Following information required to determine operation sequence; 1. Specification of raw material. 2. Specification of final product. 3. Time availability for dispatch. 4. Types of machine available. 5 ... 8. Plant layout. 9. Quantity to be manufactured. 10. Tolerance and accuracy.

Sequence of operation of isolator and circuit breaker while opening and closing

Description : Sequence of operation of isolator and circuit breaker while opening and closing

Last Answer : Sequence of operation of Isolator and C.B while opening & closing is as below:  While Opening:   1. Open circuit breaker  2. Open Isolator  3. Close earthing switch  While Closing:  ... breaker is open  2. Open earthing switch  3. Close isolator  4. Close circuit breaker

Pick up the correct statement from the following: (A) With both handles in his left hand, the chain man throws out the chain with his right hand and the second chain man assists him to free it from knots (B) The follower of the chaining operation should be more experienced than the leader (C) At the end of the tenth chain length, the two chain men meet and the ten arrows are handed over to the leader (D) All the above

Description : Pick up the correct statement from the following: (A) With both handles in his left hand, the chain man throws out the chain with his right hand and the second chain man assists him to free it from ... the two chain men meet and the ten arrows are handed over to the leader (D) All the above

Last Answer : (D) All the above

Draw the simple labeled sketches showing forging sequence for manufacturing Gears.

Description : Draw the simple labeled sketches showing forging sequence for manufacturing Gears.

Last Answer : Forging Sequence for Manufacturing Gears: i) The size of the heated stock is reduced with compensation of its length i.e. Upsetting is carried out.  ii) After heading or upsetting, stock is ... next impression or blocking die   iv) Then the finished part is trimmed in blanking die  

Draw simple labeled sketch showing forging sequence for manufacturing Crank Shaft.

Description : Draw simple labeled sketch showing forging sequence for manufacturing Crank Shaft.

Last Answer : Forging Sequence for Manufacturing Crank Shaft: [1] Stock is redistributed and size is increased at certain place and reduced at other place by roll forging. [2] After preliminary roll forging, ... Then the finished part is then trimmed in blanking die to remove excess metal or flash.   

Draw ladder diagram for following sequence: i) When NO START Pushbutton is pressed Green light is on. ii) When NC STOP Pushbutton is pressed Red light is on. Green light goes off.

Description : Draw ladder diagram for following sequence: i) When NO START Pushbutton is pressed Green light is on. ii) When NC STOP Pushbutton is pressed Red light is on. Green light goes off.

Last Answer : ladder diagram

Draw sinusoidal waveform of 3 phase emf and indicate the phase sequence.

Description : Draw sinusoidal waveform of 3 phase emf and indicate the phase sequence.

Last Answer : Phase sequence is R-Y-B.

What is Phase sequence? Draw waveforms of 3 phase emf.

Description : What is Phase sequence? Draw waveforms of 3 phase emf.

Last Answer : Phase sequence: It is the order in which the three phases reach their peak or maximum values. It is shown in below fig. the phase sequence is A-B-C (or R-Y-B). In the following waveforms, it is ... 120º, B- phase voltage attains its positive maximum value. So the phase sequence is R-Y-B. 

Draw a neat labeled sketch of 30m chain.

Description : Draw a neat labeled sketch of 30m chain.

Last Answer : neat labeled sketch of 30m chain

Draw the sketch of chain triangulation and label different lines.

Description : Draw the sketch of chain triangulation and label different lines.

Last Answer : AB – Base line AC, CD, DE, AE, EB - main survey lines DD’ – Check line. ab – Tie line.

Draw a "well labelled diagram of 30 m metric chain & state the function of swivel joint & oval rings.

Description : Draw a "well labelled diagram of 30 m metric chain & state the function of swivel joint & oval rings.

Last Answer : Swivel joint: To turn the handle without twisting the chain. Oval ring: To provide flexibility and fold the chain.

Draw the calibration chain.

Description : Draw the calibration chain.

Last Answer : Field instruments are calibrated using master instruments. Master instruments are instruments with more accuracy and greater repeatability. Master instruments are calibrated periodically at external laboratories. ... below represents the block diagram of calibration chain and traceability. 

Draw a centralized SPC organization and explain how it works under load sharing operation.

Description : Draw a centralized SPC organization and explain how it works under load sharing operation.

Last Answer : In centralized control, all the control equipment is replaced by a single processor which must be quite powerful. It must be capable of processing 10 to 100 calls per second, depending on the ... both the processors are active simultaneously and share the load and the resources dynamically.  

Explain the operation of a full wave bridge rectifier with π filter using a neat diagram. Draw input and output waveforms.

Description : Explain the operation of a full wave bridge rectifier with π filter using a neat diagram. Draw input and output waveforms.

Last Answer : During positive half-cycle of input, the secondary voltage VAB is positive, so diodes D1 and D2 forward biased and D3 and D4 reverse biased. The load current flows from terminal A ... smooth DC voltage appears across the load. The input and output waveforms are shown in the figure.