The object of caulking in a riveted joint is to make the joint
Free from corrosion
Stronger in tension
Free from stresses
Leak-proof
- The angle formed by the leading edge of the land with a plane having the axis of the drill, is called
- A mandrel is used to hold
- The method of centre less grinding used to produce taper is
- In drilling aluminium, a drill with
- The ratio between two consecutive spindle speeds for a six-speed drilling machine using drills of diameter…
- A right hand tool on a lathe cuts most efficiently when it travels
- Which of the following statement is wrong about ultrasonic machining?
- The process of removing metal by a cutter which is rotated in the same direction of travel of workpiece,…
- What is the type of welding defect caused due to poor deposition of weld rod is called?
- The carbide tools operating at very low cutting speeds (below 30 m/min)
- In oblique cutting system, the maximum chip thickness
- Two 1 mm thick steel sheets are to be spot welded at a current of 5000 A. Assuming effective resistance…
- The lathe spindles at the nose end have
- The depth of cut in drilling is __________ the drill diameter.
- In hot machining, tool is made of
- A grinding wheel is said to be of _________ if the abrasive grains can be easily dislodged.
- The cutting speed for drilling aluminium, brass and bronze with carbon steel drills is _________ cutting…
- The hard grade grinding wheels are denoted by the letters
- Hard and tough materials like cast iron should be turned at
- What is the welding defect caused due to improper control and poor removal of slog between passes called?
- Which of the following statement is correct for oblique cutting system?
- The binding material used in cemented carbide tools is
- A __________ grinding wheel is used to grind soft materials.
- Relief angles on high speed steel tools usually vary from
- While cutting helical gears on a non-differential gear hobber, the feed change gear ratio is
- Glazing in grinding wheels takes place when the
- If the diameter of the hole is subject to considerable variation, then for locating in jigs and fixtures,…
- What is the type of welding defect caused due to shrinkage during solidification and by weld stresses…
- Work speed of circular electrode of 220 mm diameter for carrying out seam welding at 4 welds per cm…
- Continuous chips with built up edge are formed during machining of