The cutting force in up milling __________ per tooth movement of the cutter.
Is zero
Is maximum
Decreases from maximum to zero
Increases from zero to maximum
- A grinding wheel is said to be of _________ if it holds the abrasive grains more securely.
- The angle made by the face of the tool and the plane parallel to the base of cutting tool is called
- High speed steel drills can be operated at about _________ the speed of high carbon steel drills.
- The angle formed by the leading edge of the land with a plane having the axis of the drill, is called
- The process of improving the cutting action of the grinding wheel is called
- Ultrasonic machining is best suited for
- The operation of making a cone-shaped enlargement of the end of a hole is known as
- The grinding operation is a
- A hole is of dimension φ = 9 ₊0⁺⁰⁰¹⁵ mm. The corresponding…
- A left hand tool on a lathe cuts most efficiently when it travels
- The parameter which completely defines the chip formation in a metal cutting process is
- The angle between the lathe centres is
- In the relation VTn = C, the value of n for carbide tools is
- An important geometrical quantity in the cutting of metals which can be used as a criterion for machinability…
- A feed gear box for a screw cutting lathe is designed on the basis of
- Work speed of circular electrode of 220 mm diameter for carrying out seam welding at 4 welds per cm…
- A grinding wheel is said to be of _________ if the abrasive grains can be easily dislodged.
- The relief or clearance at the cutting edge of a flat drill varies from
- Which of the following statement is correct about EDM machining?
- The correct sequence of the following parameters in order of their maximum to minimum influence on tool…
- The actual feed in centerless grinders is given by (where d = Dia. of regulating wheel, n = Revolutions…
- In a shaper, the metal is removed during
- In electro discharge machining, tool is made of
- In centreless grinding, the surface speed of regulating wheel is
- It is required to cut screw threads of 2 mm pitch on a lathe. The lead screw has a pitch of 6 mm. If…
- While cutting helical gears on a non-differential gear hobber, the feed change gear ratio is
- The usual value of the helix angle of a drill is
- A dense structure of a grinding wheel is used for
- The maximum possible draft in cold rolling of sheet increases with the
- If a particular Fe-C alloy contains less than 0.83% carbon, it is called