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Manufacturing And Production Technology

Manufacturing And Production Technology
For machining a mild steel workpiece using carbide tool, the maximum material will be removed at a temperature of

50°C
100°C
175°C
275°C

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Manufacturing And Production Technology
In an interchangeable assembly, shafts of size 25.000 -0.010⁺⁰∙⁰⁴⁰ mm mate with holes of size 25.000 -0.020⁺⁰∙⁰³⁰, the maximum interference (in microns) in the assembly is

40
20
30
10

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Manufacturing And Production Technology
In a single point turning operation with a cemented carbide and steel combination having a Taylor exponent of 0.25, if the cutting speed is halved, then tool life will become

Eight times
Half
Two times
Sixteen times

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Manufacturing And Production Technology
The operation of machining several surfaces of a workpiece simultaneously is called

Saw milling
Profile milling
Gang milling
Helical milling

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Manufacturing And Production Technology
In order to obtain a surface finish in the range of 0.75 μm to 1.25 μm , the operation used is called.

Buffing
Lapping
Honing
Grinding

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Manufacturing And Production Technology
The correct sequence of tool materials in increasing order of their ability to retain their hot hardness is

Carbide, ceramic, cermet, borazon
Ceramic, carbide, borazon, cermet
Borazon, ceramic, carbide, cermet
Cermet, carbide, ceramic, borazon

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