73501. A round nose tool has no back rake and side rake.
73502. In electro-discharge machining, tool is made of
73503. The cutting speed is maximum while machining __________ with a high speed steel tool.
73504. The obtuse angle, included between the chisel edge and the lip as viewed from the end of a drill, is called
73505. The plain milling machine is more rigid and heavier in construction than a universal milling machine of the same size.
73506. An operation of embossing a diamond shaped pattern on the surface of a workpiece, is known as
73507. An operation of enlarging the end of a hole cylindrically is known as grooving.
73508. The most powerful type of computer is?
73509. It is desired to perform the operations like drilling, reaming, counter-boring etc. on a work piece. Which of the following machine will be used?
73510. The lathe centres are provided with standard taper known as
73511. In a plain milling cutter, the portion of the gash adjacent to the cutting edge on which the chip impinges is called
73512. The grooving is an operation of
73513. Cutting fluids are used to
73514. The structure of a grinding wheel depends upon
73515. In a plain milling cutter, the chip space between the back of one tooth and the face of the next tooth is called
73516. In which of the following machine, the work rotates and the tool is stationary?
73517. The cutting fluid mostly used for machining alloy steels is
73518. The cutting speed is zero at the periphery and it is maximum at the centre of the drill.
73519. In metal cutting operations, chips are formed due to plastic deformation of the metal.
73520. Tool life is generally better when
73521. When the metal is removed by erosion caused by rapidly recurring spark discharges between the tool and work, the process is known as
73522. Cemented carbide tools are generally poor in shear.
73523. Which of the following statement is wrong as regard to down milling?
73524. In reaming process
73525. The lathe spindles at the nose end have
73526. The lip clearance angle is the angle formed by the
73527. Flank wear occurs mainly on the
73528. The process of changing the shape of grinding wheel as it becomes worn due to breaking away of the abrasive and bond, is called
73529. The infeed grinding is similar to plunge grinding.
73530. The cutting angle of a flat drill varies from
73531. In electro-discharge machining, dielectric is used to
73532. In metal cutting operations, the shear angle is the angle made by the shear plane with the
73533. The floating position of the holding fixture in a rotary transfer device is used to
73534. The operation of smoothing and squaring the surface around a hole is known as
73535. The cutting force in down milling is maximum when the tooth begins its cut and reduces to minimum when the tooth leaves the work.
73536. The ductile materials, during machining, produce
73537. Slow speed of the spindle is necessary in
73538. The hole drilled for tapping should be smaller than the tap size by twice the depth of thread.
73539. Relief angles on high speed steel tools usually vary from
73540. Discontinuous chips are formed during machining of
73541. A drill mainly used in drilling brass, copper or softer materials, is
73542. In a planer
73543. Which of the following operation is first performed?
73544. The size of a lathe is specified by the
73545. If the cutting speed is increased, then the built-up-edge
73546. For machining a mild steel workpiece by a high speed steel tool, the average cutting speed is
73547. Tool signature consists of __________ elements.
73548. The negative rake is usually provided on
73549. The tool life is affected by
73550. Up milling is also called conventional milling.