ECM-Theory of ECM Online Exam Quiz
ECM-Theory of ECM GK Quiz. Question and Answers related to ECM-Theory of ECM. MCQ (Multiple Choice Questions with answers about ECM-Theory of ECM
Negatively charged particles (anions) move towards which electrode?
Options
A : Anode
B : Cathode
C : Anode & Cathode
D : None of the mentioned
Of the following, electrolyte removes which of the dissolution products?
Options
A : Metal hydroxides
B : Heat
C : Gas bubbles
D : All of the mentioned
Positively charged particles (cations) move towards which electrode?
Options
A : Anode
B : Cathode
C : Anode & Cathode
D : None of the mentioned
State whether the following statement is true or false regarding the theory of ECM.^ ?Application of P.D (potential difference) lead to occurrence of several reactions.?
Options
A : TRUE
B : FALSE
C : -
D : -
What is the limit of the roller speed used in MAF?
Options
A : Up to 0.5 m/s
B : Up to 1.3 m/s
C : Up to 2.6 m/s
D : Up to 3.3 m/s
What is the value of frequency used in Magnetic abrasive finishing process?
Options
A : 1 ? 10 Hz
B : 12 ? 25 Hz
C : 30 ? 50 Hz
D : 60 ? 100 Hz
What is the value of magnetic field intensity used in MAF?
Options
A : 0 ? 0.53 Tesla
B : 0.6 ? 0.70 Tesla
C : 0.70 ? 0.90 Tesla
D : 0.90 ? 1.1 Tesla
What is the value of magnetic pressure used in Magnetic abrasive machining?
Options
A : 0 ? 30 kPa
B : 50 ? 100 kPa
C : 100 ? 200 kPa
D : 200 ? 500 kPa
Which of the following reaction takes place at anode?
Options
A : Generation of hydrogen
B : Dissolution of iron
C : Generation of hydroxyl ions
D : None of the mentioned
Which of the following reactions take place at cathode?
Options
A : Generation of hydrogen
B : Dissolution of iron
C : Dissolution of NaCl
D : All of the mentioned
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