Workshop Technology Questions

• A three high rolling mill consists of three rolls placed one above the other. Which of the following statement is correct?
• In fore-hand welding, the weld is made
• Rotary swaging
• The process extensively used for making bolts and nuts is
• To prevent the body of the blade from jamming in the saw cut, the teeth of blade are
• In fore-hand welding, the angle between the welding rod and the work is kept as
• A casting defect which results in general enlargement of a casting is known as
• According to Indian standards, the total number of tolerance grades are
• The electron beam welding can be carried out in
• The binder commonly used in making oil sand, is
• The upsetting is a process of
• Which of the following statement is wrong?
• In spot welding, the distance between the nearest edge of the plate and centre of weld should be equal to
• When two metal pieces of different thicknesses are to be welded by projection welding, then the projections should be made on __________ metal piece.
• The material which can be best cut with oxygen cutting process is
• The welding set up is said to have straight polarity, when
• During hot working of metals
• In die casting, machining allowance is
• Thermit, used in thermit welding, is a mixture of
• Which of the following material can be used for making patterns?