Q.1
The type of tool used on milling machine and broaching machine is
Q.2
Cast iron during machining produces
Q.3
The cutting fluid mostly used for machining steel is
Q.4
The ductile materials, during machining, produce
Q.5
The tool life is said to be over if
Q.6
Internal or external threads of different pitches can be produced by
Q.7
A type of welding flows, which is the result of a perfect proportion and mixture of acetylene and oxygen and is used for fusion welding of steel and cast iron, is
Q.8
The lathe spindles are usually made hollow and provided with
Q.9
A shaft has a dimension, φ9 +0.025⁺⁰∙⁰⁰⁹, the respective values of fundamental deviation and tolerance are
Q.10
In transverse grinding
Q.11
Tool signature consists of __________ elements.
Q.12
In centre less grinders, the maximum angular adjustment of the regulating wheel is
Q.13
The lead screw of a lathe has _________ threads.
Q.14
A broach has
Q.15
A taper tap has
Q.16
In a CNC program block, N002 GO2 G91 X40 Z40......, GO2 and G91 refer to
Q.17
In an interchangeable assembly, shafts of size 25.000 -0.0100⁺⁰∙⁰⁴⁰ mm mate with holes of size 25.000 -0.010⁺⁰∙⁰²⁰ mm. The maximum possible clearance in the assembly will be
Q.18
In a plain milling machine, the table can be moved
Q.19
In determining the various forces on the chip, Merchant assumed that the
Q.20
In electro discharge machining, tool is made of
Q.21
In order to achieve a specific surface finish in single point turning, the most important factor to be controlled is
Q.22
In a gating system, the ratio 1: 2: 4 represents
Q.23
The vector sum of cutting velocity and chip velocity is __________ shear velocity.
Q.24
The factor responsible for the formation of continuous chips with built up edge is
Q.25
The increase in depth of cut and feed rate _________ surface finish.
Q.26
Larger end cutting edge angle _________ tool life.
Q.27
The width of cutting edge of a parting off tool varies from
Q.28
A twist drill is a
Q.29
While current is shut down in the welding circuit, what kind of voltage exists between the output terminals of the welding machine?
Q.30
In ultrasonic machining, tool is made of
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