Related Questions

High speed steel cutting tools operate at cutting speeds _________ than carbon steel tools.
A 2 to 3 times lower
B 2 to 3 times higher
C 5 to 8 times higher
D 8 to 20 times higher
In 1995 a certain store had 1,800 tools in stock that had been purchased for Tk. 30 each. If 1,000 of these tools were sold in 1995 for Tk. 40 each and the remaining 800 were sold in 1996 for Tk. 50 each, how much greater was the gross profit on the tools sold in 1996 than of 1995?
A Tk. 0
B Tk. 6,000
C Tk. 8,000
D Tk. 32,000
Ceramic tools are fixed to tool body by
A Soldering
B Brazing
C Welding
D Clamping
Ceramic tips for the cutting tool are prepared from __________ powder.
A Carbon
B Silicon carbide
C Aluminium oxide
D Tungsten
Chaklapunki and Lalmai prehistoric locations had no stone. Instead, archaeologists have found weapons and cutting tools made form stoned tree called:
A ferricreted wood
B crusted wood
C petrified wood
D carbonized wood
Cemented carbide tools are not found to be suitable for cutting
A Brass
B Cast iron
C Aluminium
D Steel
Which of the following statement is incorrect with reference of lathe cutting tools?
A The flank of the tool is the surface or surfaces below and adjacent to the cutting edges
B The nose is the corner, arc or chamfer joining the side cutting and the end cutting edges
C The heel is that part of the tool which is shaped to produce the cutting edges and face
D The base is that surface of the shank which bears against the support and takes tangent pressure of the cut
Non-ferrous alloys used for making cutting tools need not have high
A Abrasion resistance
B Toughness
C Red hardness
D Cutting speed
Which of the following is the most wear resistant grade of carbide used for the cutting tools?
A Aluminium carbide
B Tungsten carbide
C Nickel carbide
D Iron carbide
Carbide tipped cutting tools are manufactured by powder metallurgy techniques and have a composition of
A 90% tungsten carbide and 10% cobalt
B 70% aluminium oxide & 30% silica
C 30% nickel, 15% chromium & 55% tungsten
D 65% tungsten & 35% zirconium

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