Manufacturing Engineering MCQ – Objective Questions & Answers

21.What is the difference between brazing and soldering?

In brazing the filler material is copper alloy where as in soldering it is lead-tin alloy

22.What is the purpose of back rake angle?

To control chip flow direction and resultant force direction, To protect the tool point, To influence cutting forces

23.Continuous chips are produced when

the rake angle is large

24.Discontinuous chips are produced when

the rake angle is small

 

 

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