The chamfering is an operation of
Bevelling the extreme end of a workpiece
Embossing a diamond shaped pattern on the surface of a workpiece
Reducing the diameter of a workpiece over a very narrow surface
Enlarging the end of a hole cylindrically
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- A ring gauge is used to measure
- The angle on which the strength of the tool depends is
- Which of the following statement is correct about nose radius?
- In abrasive jet machining, as the distance between the nozzle tip and the work surface increases, the…
- The hard grade grinding wheels are denoted by the letters
- The angle formed by the leading edge of the land with a plane having the axis of the drill, is called
- The operation of machining several surfaces of a workpiece simultaneously is called
- The correct sequence of the following parameters in order of their maximum to minimum influence on tool…
- Which of the following statement is wrong?
- An operation of embossing a diamond shaped pattern on the surface of a workpiece, is known as
- The swing diameter over the bed is ________ the height of the centre measured from the bed of the lathe.
- The drill spindles are provided with standard taper known as
- The tool made of cemented carbide wear out faster at
- Which of the following statement is correct in regard to centreless grinding?
- A right hand tool on a lathe cuts most efficiently when it travels
- The chuck preferred for quick setting and accurate centering of a job is
- When 3-2-1 principle is used to support and locate a three dimensional work-piece during machining,…
- Misrun is a casting defect which occurs due to
- The parameter which completely defines the chip formation in a metal cutting process is
- Which of the following statement is wrong?
- What is the type of joining process called, where the parts to be welded are kept in contact and rotated…
- The cutting force in punching and blanking operations mainly depends on
- A grinding wheel is said to be of _________ if it holds the abrasive grains more securely.
- In grinding irregular, curved, tapered, convex and concave surfaces, the grinder used is
- Match the items of List-I (Equipment) with the items of List-II (Process) and select the correct answer…
- A drill bit of 20 mm diameter rotating at 500 r.p.m. with a feed rate of 0.2 mm/revolution is used to…
- If the helix angle of the drill is made _________ 30°, then the torque required to drive the drill…
- The obtuse angle, included between the chisel edge and the lip as viewed from the end of a drill, is…
- The usual value of the point angle of a drill is
- In American Standard Association (A S A) system, if the tool nomenclature is 8-6-5-5-10-15-2 mm, then…