Workshop Technology Questions

• The purpose of a gate is to
• Riddle is used for
• A basic hole is one whose
• Which one of the following material will require the largest size of riser for the same size of casting?
• The maximum flame temperature occurs
• Slick is used for repairing and finishing the mould.
• Shift is a casting defect which
• In welding aluminium with TIG arc welding, alternating current is used.
• A large electrode is used in un-shielded arc welding.
• Linde welding uses
• When filing soft metals, the file teeth are clogged with minute particles of metal. The file should be cleaned by
• The oxygen cylinder is usually painted with
• In fore-hand welding, the angle between the welding torch and the work is __________ as compared to back-hand welding.
• The recrystallisation temperature of steel is
• Forming is the operation of removing metal to the desired shape from the edge of a plate.
• Seam welding is best adopted for metal thickness ranging from
• Cold working of metal increases
• A hacksaw blade cuts on the
• The surface to be machined is marked on the pattern by
• The consumable electrode is used in