Projection welding is a resistance welding process of joining two sheets or a sheet and a thick component or a small component like nut to a big body like automotive chasis by making raised portions or projections on one of the components where weld nugget is. The metals having good weldability in descending order are.
It may include the bare metal electrode carbon electrode composite electrode covered electrode lightly coated electrode and the heavy.
Projection welding is mcq. Higher-alloy steels - GMAW and GTAW welding. The figure or view formed by joining in the correct sequence the points at which these lines meet the plane is called the projection of the object. The type of joint used in spot welding is a Butt welding b Lap welding c.
A process in which arc is maintained under a blanket of flux. The electrodes used for projection welding are - A Flat and smaller in diameter - B Flat and larger in diameter. Projection welding stud welding is categorised as the _____ welding.
14Which of the following falls under the category of fusion or non-pressure welding. Used to form mesh. These short objective type questions with answers are very important for Board exams as well as competitive exams.
Iron carbon steel cast steel cast iron. Stainless steel - GTAW GMAW and shielded-metal arc welding. See also arc welding.
250 TOP MCQs on Resistance Welding and Answers. Electric welding - Electrical Engineering MCQ questions and answers. It is obvious that the outlines of the shadow are the projections of an object.
A component of the welding circuit through v hick current is conducted and that terminates at the arc molten conductive slag or base metal. Metal inert gas welding MIG stick welding tungsten inert gas welding TIG or tungsten arc welding gas welding metal active gas welding MAG gas metal arc welding GMAW submerged arc welding SAW flux cored arc welding FCAW shielded metal arc welding SMAW and plasma arc welding PAW. Which one of the following is the simplest type of resistance welding used in making lap welds.
1-In resistance welding metal parts in contact are permanently joined by heating them A with an electric current B by welding electrode C by pressure D none of the above. A Resistance b Arc c Pressure d Thermit. Multiple Choice Questions MCQ on Resistance Welding.
SMAW MCQ GTAW MCQ GMAW MCQ FCAW MCQ SAW MCQ Plasma Arc MCQ Oxyacetylene Welding MCQ Resistance Welding MCQ. 13Which of the following is a type of arc welding. Electrode arc weldinga stick or wire from which an arc is struck.
High-carbon steel - shielded-metal arc flux-cored arc and submerged arc welding. Cast iron iron carbon steel cast steel. Accomplished by maintaining a hot molten metal pool between plates.
Home Category Electrical Engineering MCQ questions and answers Electric welding. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy Safety How YouTube works Test new features Press Copyright Contact us Creators. Welding MCQ Questions and Answers Quiz.
2-Resistance welding is widely used for A manufacture of steel pipe B assembly of bodies for automobiles. Which of the following is false regarding material to be welded and its corresponding welding process. B Projection welding परकषप वलडग C Explosive welding वसफटक वलडग D Thermit welding थरमट वलडग.
Continuous spot welding process. Cast steel iron carbon steel cast iron. In this process the weld is localized by means of raised sections or projections on one or both of the workpieces to be joined.
Used to make cantilevers. These short solved questions or quizzes are provided by. A process which uses a mixture of iron oxide and granular aluminium.
The objects that are designed or drawn have 3 sides in terms of. Projection welding is a modification of spot welding. Aluminium alloys - GMAW or GTAW process.
VT MCQ LPI MCQ MPI MCQ UT MCQ RT MCQ ET MCQ. Free download in PDF Welding Multiple Choice Questions and Answers for competitive exams. Carbon steel iron cast steel cast iron.
The Right answer of this chemical-engineering-mcqs Mcq Question is. Projection welding Machine d Spot welding Machine. Tough Manufacturing Engineering Questions on Resistance Welding.
ATIG Tungsten Inert gas welding bFriction welding cAcetylene welding dUltrasonic welding. 12Projection welding is employed in aButt welds bEnd to end welds cLap welds dStamped welds. 1 The electrodes used for projection welding.
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