Q. In electric resistance welding, pressure applied varies from

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Q. In order to deliver molten metal from pouring basin to gate, a __________ is used.

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Q. V-block is used to

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Q. A progressive limit gauge has

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Q. Acetylene gas is stored in cylinders in

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Q. Which one of the following material will require the largest size of riser for the same size of casting?

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Q. The consumable electrode is used in

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Q. The operation of cutting a sheet of metal in a straight line along the length, is known as

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Q. Forming is the operation of removing metal to the desired shape from the edge of a plate.

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Q. During cold working process

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Q. When filing soft metals, the file teeth are clogged with minute particles of metal. The file should be cleaned by

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Q. In back-hand welding, the angle between the welding rod and the work is __________ as compared to fore-hand welding.

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Q. Lap joints are employed on plates having thickness

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Q. A large electrode is used in un-shielded arc welding.

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Q. Cold working of metal increases

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Q. In welding aluminium with TIG arc welding, alternating current is used.

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Q. Linde welding uses

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Q. The purpose of a gate is to

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Q. When two pieces of different metals are to be welded by projection welding, then the projection should be made on the metal piece having __________ conductivity.

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Q. A file with 20 teeth in 25 mm is called

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