Explore topic-wise MCQs in Testing Subject.

This section includes 657 Mcqs, each offering curated multiple-choice questions to sharpen your Testing Subject knowledge and support exam preparation. Choose a topic below to get started.

1.

Quality of hole produced by orbiting motion is _________ to that obtained by using stationary electrode.

A. Inferior
B. Superior
C. Lower
D. All of the mentioned
Answer» C. Lower
Discussion
2.

Electrode orbiting ________ the flushing of dielectric fluid in Electro discharge machining.

A. Improves
B. Decreases
C. Reduces
D. Degrades
Answer» B. Decreases
Discussion
3.

State whether the following statement is true or false regarding materials used in Electro discharge machining. In metals, copper graphite has less electrical conductivity than graphite.

A. True
B. False
Answer» C.
Discussion
4.

Copper has _________ Electro discharge machining wear and _________ conductivity.

A. Good, better
B. Good, worse
C. Bad, better
D. Bad, worse
Answer» B. Good, worse
Discussion
5.

Metals with _________ melting point and _________ electrical conductivity are chosen as tools in EDM.

A. Low, good
B. Low, bad
C. High, good
D. High, bad
Answer» D. High, bad
Discussion
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