Manufacturing Engineering MCQs : This section focuses on the "Manufacturing Engineering". These Multiple Choice Questions (MCQs) should be practiced to improve the Manufacturing Engineering skills required for various interviews (campus interview, walk-in interview, company interview), placement, entrance exam and other competitive examinations.
Question 1
Positive rake angle is given for machining of:
A. Brittle material
B. Ductile material
C. Both hard and soft material
D. None of the mentioned
Question 2
Negative back rake angle is given for machining of:
A. Brittle and hard material
B. Soft material
C. Ductile material
D. Soft and ductile material
Question 3
With an increase in rake angle of tool, tool life will
A. Increase
B. Decrease
C. Remains constant
D. First increase then decrease
Question 4
The cutting fluid mostly used for machining alloy steels is :
A. water
B. soluble oil
C. dry
D. sulphurised mineral oil
Question 5
Cutting fluids are used to:
A. cool the tool
B. improve surface finish
C. cool the workpiece
D. All of the above
Question 6
Functions of cutting fluids are
A. to cool the cutting tool and the workpiece
B. to lubricate the chip, tool and workpiece
C. to help carry away the chips
D. All of the above
Question 7
Manufacturing of capillary electrophoresis chips has an application of which of the following process?
A. Electron beam machining
B. Abrasive jet machining
C. Chemical Milling
D. Ultrasonic machining
Question 8
Which of the following is the odd-one out?
A. micro-grinding
B. micro-turning
C. micro-milling
D. micro-EBM
Question 9
According to which of the following Porous materials are classified?
A. total area
B. pore size
C. manufacturing method
D. difference between initial and final mass
Question 10
Which of the following is correct about ECG?
A. Burr-free sharpening of needles
B. Machining of soft metals like aluminium can be easily done
C. Lower MRRs when grinding hard, heat-sensitive materials
D. Difficult to machine materials with high hardness like tungsten carbide