A mandrel is used to hold
An eccentric work
A heavy work
A thin work
None of these
- Which of the following statement is wrong?
- The stroke of a shaping machine is 250 mm. It makes 30 double strokes per minute. The overall average…
- Which of the following arc welding processes does not use consumable electrodes?
- In order to have interference fit, it is essential that the lower limit of the shaft should be
- A set of eight form relieved milling cutters for each module is provided to enable cutting of gears…
- In reaming process
- The abrasive recommended for grinding materials of high tensile strength is
- The effect of setting a boring tool above centre height leads to
- The actual feed in centerless grinders is given by (where d = Dia. of regulating wheel, n = Revolutions…
- The capacity of a material to be welded under the imposed fabrication conditions into a specific, suitably…
- The usual value of the point angle of a drill is
- In metal machining, the work-tool contact zone is a zone where heat is generated due to
- The carbide tools operating at very low cutting speeds (below 30 m/min)
- The material which on machining produces chips with built up edge is
- The machining of titanium is difficult due to
- Chemical milling operation is performed
- Green sand mould indicates that
- When 3-2-1 principle is used to support and locate a three dimensional work-piece during machining,…
- The in-feed grinding is used to
- The chuck preferred for quick setting and accurate centering of a job is
- The tap used to cut threads in a blind hole is
- Stellite preserves hardness upto a temperature of
- The aluminium oxide abrasive is chiefly used for grinding
- A grinding wheel is said to be of _________ if the abrasive grains can be easily dislodged.
- For machining a mild steel workpiece using carbide tool, the maximum material will be removed at a temperature…
- The strength of a brazed joint
- If the diameter of the hole is subject to considerable variation, then for locating in jigs and fixtures,…
- Which of the following statement is correct for orthogonal cutting system?
- In gear hobbing
- The rake angle required to machine brass by high speed steel tool is