GEAR CUTTING MACHINE MCQS
- Tool signatures comprise
- In metal cutting at speed above 20 mpm, maximum heat is carried by
- The cutting force with increase in nose radius of a single point cutting tool will
- The rake angle of a cutting tool
- Which of the following is the example of oblique cutting?
- Side rake angle of a single point tool is the angle
- The recommended value of rake angle for machining brittle materials like brass is
- In orthogonal cutting system, the cutting edge is
- Stellite is the trade name for
- No cutting fluid is normally used while machining
- Pick up the incorrect statement about ceram1 cutting tools
- Throw away tips are used because
- Back rake angle for HSS single point cutting tool to machine free cutting brass is
- The portion of the tool on which cutting edge is formed is called
- The angle between the side cutting edge and the end cutting edge is known as
- Lip angle of a single point tool is of the order of
- A reamer is used to correct the
- Ift is the thickness of underformed chip in mm, “0” is the side cutting edge angle of the single point tool and ‘s’ the feed in mm/rev, then
- The binding material used in cemented carbide tools is
- Cemented carbide tools are poor in
- Cutting speed in machining with H.S.Stool will be maximum when machining
- Back rake angle of a single point tool is the angle
- The cutting speed for machining cast iron with a HSS tool is of the order of
- Which is correct order for machinability of metals ?
- The angle measured in the diametral plane between the face of the tooth and a radial line passing through the tooth cutting edge of a milling cutter is known as
- For particular cutting speed, the tool materials inorder of tool life are
- Tool cutting forces, with increase in cutting speed
- The cutting speed for milling cast iron with HSS milling cutter is of the order of
- End relief angle of a single point tool is the angle
- The strength of a cutting tool depends on following angle
(a) 4 elements
(b) 5 elements
(c) 6 elements
(d) 7 elements
(e) 8 elements.
7 elements
(a) work
(b) tool
(c) chip
(d) equally by all of the above
(e) none of the above,
chip
(a) decrease slightly
(b) increase slightly
(c) increase considerably
(d) remain unchanged
(e) decrease considerably.
decrease slightly
(a) determines the profile of tool
(b) prevents rubbing
(c) decides the type of cutting action
(d) controls the chip formation
(e) weakens the tool.
controls the chip formation
(a) broaching
(b) slotting
(c) all of the above
(d) knife turning
(e) none of the above.
none of the above.
(a) by which the face of the tool is inclined sidewaya
(b) by which the face of the tool is inclined towards back
(c) between the surface of the flank immediatelv below the point and a line drawn from the point perpendicular to the base
(d) between the surface of the flank immediately below the point and a plane at right angles to the centre line of the point of the tool
(e) none of the above.
by which the face of the tool is inclined sidewaya
(a) -5°
(b) -15°
(c) 10
(d) 0°
(e) +20°.
0°
(a) in line with direction of tool travel
(b) perpendicular to direction of tool travel
(c) perpendicular to shear plane
(d) perpendicular to direction of depth of cut
(e) none of the above.
perpendicular to direction of tool travel
(a) ceramics
(b) ferrous cast alloys
(c) cemented carbide
(d) products manufactured by powder metallurgy techniques
(e) non-ferrous cast alloy.
non-ferrous cast alloy.
(a) mild steel
(b) carbon steel
(c) stainless steel
(d) aluminium
(e) cast iron.
cast iron.
(a) it is available in the form of tips
(b) it is made by cold pressing techniques
(c) it consists of silicon
(d) it consists of Al,O
(e) it cannot be reground.
it consists of silicon
(a) initial cost is low
(b) tool changing is easier
(c) regrinding 1s not required
(d) all of the above
(e) none of the above.
initial cost is low
(a) 0°
(b) 5
(c) 10°
(d) 15°
(e) – 15°.
15°
(a) flank
(b) side
(c) face
(d) nose
(e) shank.
shank.
(a) nose angle
(b) clearance angle
(c) side relief angle
(d) end cutting edge angle
(e) end relief angle.
nose angle
(a) 10-20°
(b) 30-45°
(c) 50-60
(d) 60°-80°
(e) 80° -100°.
60°-80°
(a) size and position of drilled hol
(b) size and roundness of hole
(c) finish and position of drilled hole
(d) finish and size of a drilled hole
(e) finish and depth of a drilled hole.
size and roundness of hole
(a) t = s sin o
(b) s = t sin o
(c) s = t cos o
(d) t = s tan o
(e) t = s cos o
t = s sin o
(a) nickel
(b) cobalt
(c) aluminium
(d) chromium
(e) iron.
cobalt
(a) compression
(b) tension
(c) shear
(d) compression and tension
(e) tension and shear
tension and shear
(a) cast iron
(b) mild steel
(c) aluminium
(d) wrought iron
(e) tough steel.
aluminium
(a) by which the face of the tool is inclined sideways
(b) by which the face of the tool is inclined towards back
(c) between the surface of the flank immediately below the point and a line drawn from the point perpendicular to the base
(d) between the surface of the flank immediately below the point and a plane at right angles to the centre line of the point of the tool
(e) none of the above.
by which the face of the tool is inclined towards back
(a) 30-50 m/mt
(b) 60-90 m/mt
(c) 100-150 m/mt
(d) 160-250 m/mt
(e) 250-400 m/mt.
30-50 m/mt
(a) magnesium alloys, grey C.I., low carbon steel, monel metal
(b) grey cast iron, low carbon steel, magnesium alloys, monel metal
(c) magnesium alloys, low carbon steel, grey C.l., monel metal
(d) magnesium alloys, grey C.I., monel metal, low carbon steel
(e) magnesium alloys, low carbon steel, monel metal, grey C.I.
magnesium alloys, grey C.I., low carbon steel, monel metal
(a) rake angle
(b) primary clearance angle
(c) lip angle
(d) relief angle
(e) axial rake.
rake angle
(a) H.S.S., cemented carbides, ceramics and oxides
(b) ceramics and oxides, cemented carbides, H.S.S.
(c) HS.S., ceramics and oxides, cemented carbides
(d) cemented carbides, ceramics and oxides, H.S.S.
(e) ceramics and oxides H.S.S., cemented carbides.
ceramics and oxides, cemented carbides, H.S.S.
(a) more or less remain constant
(b) decrease linearly
(c) increase linearly
(d) none of the above.
(e) unpredictable
decrease linearly
(a) 10-16 m/mt
(b) 5-10 m/mt
(c) 50-100 m/mt
(d) 20-30 m/mt
(e) 100-250 m/mt.
10-16 m/mt
(a) by which the face of the tool is inclined sideways
(b) by which the face of the face is inclined towards back
(c) between the surface of the flank immediately below the point and a line drawn from the point perpendicular to the base
(d) between the surface of the flank immediately below the point and a plane at right angles to the centre line of the point of the tool
(e) none of the above.
between the surface of the flank immediately below the point and a line drawn from the point perpendicular to the base
(a) clearance angle
(b) lip angle
(c) cutting angle
(d) rake angle
(e) all of the above.
rake angle
- INDUSTRIAL ENGINEERING – PLANERS AND SHAPERS MACHINE MCQS
- INDUSTRIAL ENGINEERING – BROACHING AND GRINDING MCQS
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