Q. The recrystallisation temperature of steel is

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Q. Seam welding is best adopted for metal thickness ranging from

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Q. A file with 50 - 60 teeth in 25 mm is called bastard file.

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Q. In a __________ , the molten metal is poured and allowed to solidify while the mould is revolving.

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Q. Riddle is used for

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Q. A hacksaw blade cuts on the

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Q. The oxygen cylinder is usually painted with

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Q. Which of the following welding method uses a pool of molten metal?

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Q. The parts of circular cross-section which are symmetrical about the axis of rotation are made by

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Q. In permanent mould casting method

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Q. In electric resistance welding, pressure is applied just after the completion of current.

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Q. Scribing block is used to

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Q. Neutral flame is usd to weld

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

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Q. The advantage of thermit welding is that

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Q. A gimlet is a __________ tool.

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Q. Slick is used for repairing and finishing the mould.

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Q. The maximum flame temperature occurs

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Q. The surface to be machined is marked on the pattern by

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Q. In electric resistance welding, pressure applied varies from

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