Explore topic-wise InterviewSolutions in .

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

151.

When was the process Electro polishing introduced to the advanced machining processes?(a) 1918(b) 1922(c) 1935(d) 1943This question was addressed to me during an interview.My enquiry is from Electro Polishing-Introduction topic in portion Chemical Processes of Advanced Machining

Answer»

Correct option is (c) 1935

Best EXPLANATION: ELECTROPOLISHING was INTRODUCED to world in the year 1935, when Cu and Zn were successfully electropolished by Germans.
Discussion
152.

Weight reduction is possible, on which type of contours?(a) Very simple(b) Simple(c) Complex(d) None of the mentionedThis question was posed to me in homework.This interesting question is from CHM in chapter Chemical Processes of Advanced Machining

Answer»

The correct OPTION is (c) Complex

Explanation: Weight reduction can be possible using Chemical MILLING, on complex contours, COMPARED to conventional MACHINING.
Discussion
153.

Which of the following are the factors, on which, surface finish depends?(a) Grain size(b) Heat treatment(c) Induced stresses(d) All of the mentionedI have been asked this question in class test.Query is from CHM topic in portion Chemical Processes of Advanced Machining

Answer»

Correct answer is (d) All of the mentioned

The BEST explanation: All the FACTORS mentioned above, are responsible for different QUALITIES of surface FINISH.
Discussion
154.

Thickness of the maskant coating ranges between which of the following values?(a) 0.0025 – 0.013 mm(b) 0.025 – 0.13 mm(c) 0.25 – 1.3 mm(d) 2.5 – 13 mmThis question was addressed to me in examination.I need to ask this question from CHM in division Chemical Processes of Advanced Machining

Answer»

Right answer is (b) 0.025 – 0.13 MM

Best EXPLANATION: Maskant material COATINGS should have a THICKNESS, which range between 0.025 – 0.13 mm.
Discussion
155.

Which of the following are the accessories, included in the tooling of Chemical milling?(a) Tanks and hooks(b) Brackets and racks(c) Fixtures(d) All of the mentionedI got this question in examination.My enquiry is from CHM in portion Chemical Processes of Advanced Machining

Answer»

Correct ANSWER is (d) All of the mentioned

Explanation: The ACCESSORIES mentioned above are included in the TOOLING of CHEMICAL MILLING.
Discussion