967. Gear forming operation can be performed by
A.Shaping
B.Milling
C.Broaching
D.Any one of the above
968. Gear hobbing process is faster than milling because
A.Indexing time is less
B.Several teeth cut at a time
C.Work rotates faster
D.Plenty of lubricant is supplied in hobbing enabling faster operation
969. Gear cutting with a hob does not involve the following motions
A.Indexing of the work
B.Rotation of hob
C.Rotation of blank
D.Radial feed of knob
970. Gear shaper can be used to cut following type of gear
A.Internal
B.Non conventional
C.Accurate
D.All of the above
971. Milling method for gear cutting finds applications when following type of gears are to be cut
A.External
B.Internal
C.Helical
D.Considerable variety
972. Typical locating devices for cylindrical job used in jigs and fixture are
A.Drill jigs
B.V-blocks
C.Mandrels
D.Angle plates
973. The important property to be considered in the selection of a suitable material for the manufacturing of locating pins and drill jig bush used in jigs and fixtures is
A.Shear strength
B.Tensile strength
C.Elasticity
D.Wear resistance
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