ECM-Process Characteristics - 2 Online Exam Quiz
ECM-Process Characteristics - 2 GK Quiz. Question and Answers related to ECM-Process Characteristics - 2. MCQ (Multiple Choice Questions with answers about ECM-Process Characteristics - 2
Accuracy of machining is affected by, which of the following factors?
Options
A : Material
B : Gap voltage
C : Feed rate
D : All of the mentioned
Fine dimensional control can be obtained if throwing power of electrolyte is ___
Options
A : Low
B : Medium
C : High
D : Very high
For high process accuracy, which of the following factors are needed?
Options
A : High feed rate
B : High conductivity
C : High feed rate & High conductivity
D : None of the mentioned
If the current density is high as required, what type of machining occurs?
Options
A : Pitting
B : Polishing
C : Etching
D : All of the mentioned
If there is an increase in the electrolyte flow, what happens to the rate of film formation?
Options
A : Increases
B : Decreases
C : Remains same
D : All of the mentioned
In which of the following industries, Non-traditional machining methods play an important role?
Options
A : Automobile
B : Aerospace
C : Medical
D : All of the mentioned
It is difficult to machine inner radii smaller than __ and outer radii less than __ in ECM.
Options
A : 0.1 mm, 0.2 mm
B : 0.5 mm, 0.8 mm
C : 0.8 mm, 0.5 mm
D : 0.2 mm, 0.1 mm
Non-Traditional machining can also be called as __
Options
A : Contact Machining
B : Non-contact machining
C : Partial contact machining
D : Half contact machining
Non-Traditional machining is recommended when we need which of the following features?
Options
A : Complex shapes
B : High surface quality
C : Low-rigidity structures
D : All of the mentioned
Passivation is done on electrolytes in order to form which of the following?
Options
A : Passive layer on machined parts
B : Passive layer on cathode
C : Passive layer on machined parts & cathode
D : None of the mentioned
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