Out of the following, the joint produced by __________ has the lowest strength. (A) Soldering (B) Welding (C) Brazing (D) Riveting

Out of the following, the joint produced by __________ has the lowest strength.
(A) Soldering
(B) Welding
(C) Brazing
(D) Riveting
by

1 Answer

Answer :

(A) Soldering
by

Related questions

Compare Brazing and Soldering on the basis of : (i) Temperature Used. (ii) Filler Material. (iii) Joint Strength (iv) Applications.

Description : Compare Brazing and Soldering on the basis of : (i) Temperature Used. (ii) Filler Material. (iii) Joint Strength (iv) Applications.

Last Answer : Comparison of Brazing and Soldering:

Pick up the incorrect statement (A) The cross-sectional area of the welded member is effective (B) A welded joint develops strength of its parent metal (C) Welded joints provide rigidity (D) Welding takes more time than riveting

Description : Pick up the incorrect statement (A) The cross-sectional area of the welded member is effective (B) A welded joint develops strength of its parent metal (C) Welded joints provide rigidity (D) Welding takes more time than riveting

Last Answer : (D) Welding takes more time than riveting

. Lap joints are preferred over butt joints in soldering/brazing, because these joints are (A) Weaker in tension but stronger in shear (B) Weaker in shear but stronger in tension (C) Stronger in both shear and tension (D) The lap joints are easily made

Description : . Lap joints are preferred over butt joints in soldering/brazing, because these joints are (A) Weaker in tension but stronger in shear (B) Weaker in shear but stronger in tension (C) Stronger in both shear and tension (D) The lap joints are easily made

Last Answer : r: Option D

Glass pipes can be joined by (A) Flanges (B) Welding (C) Soldering (D) Bell and spigot joint

Description : Glass pipes can be joined by (A) Flanges (B) Welding (C) Soldering (D) Bell and spigot joint

Last Answer : (D) Bell and spigot joint

What is soldering and what is brazing?

Description : What is soldering and what is brazing?

Last Answer : Soldering is the process of joining two metals with an alloy whose melting point is less that of the materials to be soldered. Soldering at high temperature using brass as solder is called brazing or hard ... soft solder) is tin 60% and lead 40%. Its melting point is 190°C and is widely used.  

Describe briefly soldering and brazing operation.

Description : Describe briefly soldering and brazing operation.

Last Answer : Soldering: It is a method of joining two or more pieces of metal sheets by means of a fusible alloy or metal , called solder, applied in the molten state. The melting point of the ... by metallic bonding. Copper, Copper alloys, Silver alloys and Aluminium alloys are used for brazing process. 

Differentiate between soldering and brazing

Description : Differentiate between soldering and brazing

Last Answer : Answer: Comparison of brazing and soldering

Process of welding with respect to riveting takes a. More time b. Less time c. Same time d. None

Description : Process of welding with respect to riveting takes a. More time b. Less time c. Same time d. None

Last Answer : b. Less time

Thickness of plate is required more in welding than in riveting. a) True b) False

Description : Thickness of plate is required more in welding than in riveting. a) True b) False

Last Answer : b) False

Which of the following is preferred for riveting? (A) Lap joint (B) Butt joint (C) Either (A) or (B) (D) Neither (A) nor (B)

Description : Which of the following is preferred for riveting? (A) Lap joint (B) Butt joint (C) Either (A) or (B) (D) Neither (A) nor (B)

Last Answer : (B) Butt joint

If b is the width of a plate joined by diamond riveting of diameter d, the efficiency of the joint is given by (A) (b + d)/b (B) (b - d)/b (C) (d - b)/d (D) (b - d)/d

Description : If b is the width of a plate joined by diamond riveting of diameter d, the efficiency of the joint is  given by  (A) (b + d)/b (B) (b - d)/b (C) (d - b)/d (D) (b - d)/d

Last Answer : (B) (b - d)/b

When brazing the lowest effective brazing temperatures possible should be used to minimize the effects of heat on the base metal?

Description : When brazing the lowest effective brazing temperatures possible should be used to minimize the effects of heat on the base metal?

Last Answer : Yes, that is proper technique.

Pick up the correct statement from the following: (A) Solder material is an alloy which melts at a temperature above 400°C (B) Brazing is done at temperature above 600°C to 1100°C (C) Brazing joint is stronger than the solder joint (D) All the above

Description : Pick up the correct statement from the following: (A) Solder material is an alloy which melts at a temperature above 400°C (B) Brazing is done at temperature above 600°C to 1100°C (C) Brazing joint is stronger than the solder joint (D) All the above

Last Answer : Answer: Option D

Use of flux during soldering is done to (A) Increase fluidity of solder by lowering its melting temperature (B) Prevent oxide formation (C) Wash away surplus solder (D) Full up the joint gap

Description : Use of flux during soldering is done to (A) Increase fluidity of solder by lowering its melting temperature (B) Prevent oxide formation (C) Wash away surplus solder (D) Full up the joint gap

Last Answer : (B) Prevent oxide formation

The joint for soldering is supported by binding wire made of (A) Mild steel (B) Copper (C) Soft iron (D) Stainless steel

Description : The joint for soldering is supported by binding wire made of (A) Mild steel (B) Copper (C) Soft iron (D) Stainless steel

Last Answer : Option C

When troubleshooting an electronic circuit, a cold solder joint can be located with the aid of an ohmmeter. Once the problem has been located, you should _________________. A. reheat the circuit in an oven to an even temperature and recheck with an ohmmeter B. reheat the connection with a match and recheck with an ohmmeter C. reheat connection with a soldering tool and recheck with an ohmmeter D. do nothing as this is the normal condition

Description : When troubleshooting an electronic circuit, a cold solder joint can be located with the aid of an ohmmeter. Once the problem has been located, you should _________________. A. reheat the circuit in an ... a soldering tool and recheck with an ohmmeter D. do nothing as this is the normal condition

Last Answer : Answer: C

Define the term: i)Tensile strength ii) Hardness iii) Ductility iv) Soldering

Description : Define the term: i)Tensile strength ii) Hardness iii) Ductility iv) Soldering

Last Answer : i)Tensile Strength : Tensile Strength is the ability of metal to carry a load without breaking. ii)Hardness :- Hardness is the ability of metal to resist wear or abrasion and resist penetration. ... a non ferrous alloy having melting point below 4000 c in between them is called as soldering. 

Holes for riveting purposes should be preferably made by (A) Cutting torch (B) Drilling (C) Punching (D) None of these

Description : Holes for riveting purposes should be preferably made by (A) Cutting torch (B) Drilling (C) Punching (D) None of these

Last Answer : (B) Drilling

The largest consumption of zinc for alloys is in the making of (A) Bearing metal (B) Brasses (C) Brazing solder

Description : The largest consumption of zinc for alloys is in the making of (A) Bearing metal (B) Brasses (C) Brazing solder

Last Answer : (B) Brasses

Brazing filler metal used for joining steel plates (A) Melts below the melting points of base metals (B) Melts below 300°C (C) Is copper phosphorous alloy

Description : Brazing filler metal used for joining steel plates (A) Melts below the melting points of base metals (B) Melts below 300°C (C) Is copper phosphorous alloy

Last Answer : (A) Melts below the melting points of base metals

Brazing is the joining of metals (A) Without melting the base metal (B) With a non-ferrous filler (C) Both (A) & (B) (D) Neither (A) nor (B)

Description : Brazing is the joining of metals (A) Without melting the base metal (B) With a non-ferrous filler (C) Both (A) & (B) (D) Neither (A) nor (B)

Last Answer : Option C

Temperature attained in soldering of metals is about __________ °C. (A) 150-300 (B) 400-500 (C) 650-800 (D) 1000-1100

Description : Temperature attained in soldering of metals is about __________ °C. (A) 150-300 (B) 400-500 (C) 650-800 (D) 1000-1100

Last Answer : (A) 150-300

Which of the manufacturing processes is/are required to make a typical stainless steel spoon out of sheet metal? A. Casting B. Forming C. Brazing D. Blow moulding

Description : Which of the manufacturing processes is/are required to make a typical stainless steel spoon out of sheet metal? A. Casting B. Forming C. Brazing D. Blow moulding

Last Answer : Forming

What's a riveting read for travel through central and eastern Europe?

Description : What's a riveting read for travel through central and eastern Europe?

Last Answer : answer:I can't think of anything more riveting than books on the geography, culture, and history of the places you'll be travelling through, and then collecting local books on the same subjects as you ... through to buy the T-shirt or the cuckoo clock souvenir just to prove you got of the bus.

In cold riveting like hot riveting shank is subjected to majorly tensile stress. a) True b) False

Description : In cold riveting like hot riveting shank is subjected to majorly tensile stress. a) True b) False

Last Answer : b) False

Cold riveting holds the connected parts better than hot riveting. a) True b) False

Description : Cold riveting holds the connected parts better than hot riveting. a) True b) False

Last Answer : b) False

What is Rivet and Riveting?

Description : What is Rivet and Riveting?

Last Answer : A rivet is a small, cylindrical and smooth shaft whose one end is swollen (called Head) while the other end is flat. Hot rivets are used to join the metal plates. The process in which two metal plates are joined together by means of rivets is called riveting.

The weakest section of a diamond riveting, is the section which passes through (A) First row (B) Second row (C) Central row (D) One rivet hole of end row

Description : The weakest section of a diamond riveting, is the section which passes through  (A) First row  (B) Second row  (C) Central row  (D) One rivet hole of end row 

Last Answer : (A) First row

If the rivets in adjacent rows are staggered and outermost row has only one rivet, the arrangement of the rivets, is called (A) Chain riveting (B) Zig-zag riveting (C) Diamond riveting (D) None of these

Description : If the rivets in adjacent rows are staggered and outermost row has only one rivet, the arrangement of the rivets, is called (A) Chain riveting (B) Zig-zag riveting (C) Diamond riveting (D) None of these

Last Answer : (C) Diamond riveting

What is riveting?

Description : What is riveting? A. Making permanent joints B. making temp joints C. soldering method D. None of these 

Last Answer : riveting is Making permanent joints.

Why is the extraction a very important part of the brazing hearth set up?

Description : Why is the extraction a very important part of the brazing hearth set up?

Last Answer : The fumes that are extracted via extraction are seriouslyharmful to our lungs.

Define brazing.

Description : Define brazing.  

Last Answer : Brazing: It is a metal joining process in which two or more metal items are joined together by melting and flowing a filler metal into the joint, the filler metal having a lower melting point than the adjoining metal. 

Define the terms: i) Hardness ii) Toughness iii) Brazing iv) Machinability

Description : Define the terms: i) Hardness ii) Toughness iii) Brazing iv) Machinability

Last Answer : i) Hardness:- Hardness is the property of metal possessed by a material which enables it to resist penetration or abrasion or scratching by other material. Diamond is the hardest of known materials.  ... can be easily cut by cutting tools to produce a desired shape & surface finish on its surface

Cold cracking in the heat affected zone of a high strength steel weld can take place because of the (A) Retained austenite (B) Martensite formation (C) Relatively high sulphur content in the base metal (D) Sufficient hydrogen present in the welding arc

Description : Cold cracking in the heat affected zone of a high strength steel weld can take place because of the (A) Retained austenite (B) Martensite formation (C) Relatively high sulphur content in the base metal (D) Sufficient hydrogen present in the welding arc

Last Answer : (B) Martensite formation

What provides the joint travel in automatic welding?

Description : What provides the joint travel in automatic welding?

Last Answer : Need answer

Forge welding involves heating of parts to elastic stage and joint is prepared by impact force. a) Yes b) No, it is done up to plastic stage c) Heating is done up to boiling point d) None of the listed

Description : Forge welding involves heating of parts to elastic stage and joint is prepared by impact force. a) Yes b) No, it is done up to plastic stage c) Heating is done up to boiling point d) None of the listed

Last Answer : b) No, it is done up to plastic stage

Q-6 which innovative welding technique is used by L & T in T joint welding?

Description : Q-6 which innovative welding technique is used by L & T in T joint welding?

Last Answer : In T joint welding backing is required in other side while welding on one side. Flux goes on another side from the root opening and that has to be removed before welding other side. During the ... of the job is also not required by other sources since one side of welding serve the purpose.

In a welding procedure transverse joint tensile test the following observations were made. The specimen CSA was recorded as 30mm x 20mm and the maximum load applied was recorded as 200kN. What is the UTS? a) 33kN/mm2b) 333N/mm2c) 3333N/mm2d) 33N/mm2

Description : In a welding procedure transverse joint tensile test the following observations were made. The specimen CSA was recorded as 30mm x 20mm and the maximum load applied was recorded as 200kN. What is the UTS? a) 33kN/mm2b) 333N/mm2c) 3333N/mm2d) 33N/mm2

Last Answer : b) 333N/mm2

What course of action should be taken upon finding a welder using incorrect shielding gas? a) Allow welding to proceed if the workmanship is good b) Report the incident and record all relevant information c) None if the tensile strength of the consumables is the same as the approved one d) Change the electrode for the correct type and continue welding

Description : What course of action should be taken upon finding a welder using incorrect shielding gas? a) Allow welding to proceed if the workmanship is good b) Report the incident and record all relevant ... the same as the approved one d) Change the electrode for the correct type and continue welding

Last Answer : b) Report the incident and record all relevant information

Ratings for welding neck flanges under ASME B16.5 are based upon which of the following? a) The flange thickness and 40,000 psi yield strength. b) The hub thickness at the welding end and 40,000 psi yield strength. c) The weld metal yield strength. d) The piping wall thickness and yield strength.

Description : Ratings for welding neck flanges under ASME B16.5 are based upon which of the following? a) The flange thickness and 40,000 psi yield strength. b) The hub thickness at the welding end and ... psi yield strength. c) The weld metal yield strength. d) The piping wall thickness and yield strength.

Last Answer : b) The hub thickness at the welding end and 40,000 psi yield strength

Fussain (A) Is friable, charcoal like substance(B) Has highest fixed carbon and lowest volatile matter content of all the four banded components of coal (C) Is non-coking, but when blended with highly coking coal, controls its swelling and produces high strength coke on carbonisation (D) All (A), (B) and (C)

Description : Fussain (A) Is friable, charcoal like substance (B) Has highest fixed carbon and lowest volatile matter content of all the four banded components of coal (C) Is non-coking, but when blended with highly coking ... its swelling and produces high strength coke on carbonisation (D) All (A), (B) and (C)

Last Answer : (D) All (A), (B) and (C)

The lowest level of commitment to international marketing, and also the most flexible approach, is A)a joint venture. B)direct ownership. C)exporting. D)licensing. E)a trading company.

Description : The lowest level of commitment to international marketing, and also the most flexible approach, is A)a joint venture. B)direct ownership. C)exporting. D)licensing. E)a trading company.

Last Answer : C)exporting.

Consumable electrodes are used in the __________ welding. (A) Gas (B) Arc (C) Thermit (D) Resistance

Description : Consumable electrodes are used in the __________ welding. (A) Gas (B) Arc (C) Thermit (D) Resistance

Last Answer : (B) Arc

Projection welding & stud welding is categorised as the __________ welding. (A) Pressure (B) Thermit (C) Resistance (D) Arc

Description : Projection welding & stud welding is categorised as the __________ welding. (A) Pressure (B) Thermit (C) Resistance (D) Arc

Last Answer : C) Resistance

Elimination of brittleness resulting from welding of saw blades is done by __________ of the welded portion. (A) Annealing (B) Toughening (C) Work hardening (D) Tempering

Description : Elimination of brittleness resulting from welding of saw blades is done by __________ of the welded portion. (A) Annealing (B) Toughening (C) Work hardening (D) Tempering

Last Answer : (A) Annealing

The maximum thickness of the metal which can be welded using ultrasonic welding is __________ mm. (A) 0.5 (B) 3 (C) 10 (D) 25

Description : The maximum thickness of the metal which can be welded using ultrasonic welding is __________ mm. (A) 0.5 (B) 3 (C) 10 (D) 25

Last Answer : (B) 3

Theoretical volume of oxygen required for complete combustion of 1Nm3 of acetylene, in oxy-acetylene welding is __________ Nm3. (A) 0.5 (B) 1 (C) 1/3 (D) 2.5

Description : Theoretical volume of oxygen required for complete combustion of 1Nm3 of acetylene, in oxy-acetylene welding is __________ Nm3. (A) 0.5 (B) 1 (C) 1/3 (D) 2.5

Last Answer : Option D

Chromium molybdenum steel cannot be welded using __________ welding. (A) Thermit (B) Electrical resistance (C) Oxy-acetylene (D) Any of these

Description : Chromium molybdenum steel cannot be welded using __________ welding. (A) Thermit (B) Electrical resistance (C) Oxy-acetylene (D) Any of these

Last Answer : Option B

Current employed in resistance welding ranges from __________ kVA/cm2. (A) 1.2 to 2.5 (B) 4.5 to 6.2 (C) 7.5 to 8.5 (D) 10.5 to 15.5

Description : Current employed in resistance welding ranges from __________ kVA/cm2. (A) 1.2 to 2.5 (B) 4.5 to 6.2 (C) 7.5 to 8.5 (D) 10.5 to 15.5

Last Answer : Option B