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BEU PYQ (Previous Years Question) Papers Solution
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1. Choose the correct answer of the following (any seven) : 2x7=14
(a) The casting method adopted for ornaments and toys of non-ferrous alloys is
(i) permanent mould casting
(ii) slush casting ✓
(ii) die casting
(iv) centrifugal casting
(b) Structural sections such as rails, angles, 1-beams are made by
(i) hot rolling ✓
(ii) hot drawing
(iii) hot piercing
(iv) hot extrusion
(c) The teeth of hacksaw blade are bent
(i) towards right
(ii) towards left
(iii) alternately towards right and left and every third or fourth left straight ✓
(iv) May be bent in any direction
(d) The cold chisels are made from
(i) cast iron
(ii) mild steel
(iii) high-speed steel
(iv) cast tool steel ✓
(e) A ring gauge is used to
(i) check the diameter of shafts or studs ✓
(ii) test the accuracy of holes
(iii) check the clearance between two mating surfaces
(iv) All of the above
(f) A zinc diffusion process is called
(i) galvanising
(ii) anodising
(iii) parkerising
(i) sherardizing ✓
(g) The type of file used for a wood work is
(i)single-cut file
(ii) double-cut file
(iii) rasp-cut file ✓
(iv) Any one of the above
(h) A taper provided on the pattern for its easy and clean withdrawal from the mould is known as
(i) machining allowance
(ii) draft allowance ✓
(iii) shrinkage allowance
(iv) distortion allowance
(i) In arc welding, the electric arc is produced between the work and the electrode by
(i) voltage
(i) flow of current
(ii) contact resistance ✓
(iv) All of the above
(j) In a centrifugal casting method
(i) core is made of sand
(ii) core is made of ferrous metal
(iii) core is made of non-ferrous metal
(iv) no core is used ✓
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All Solution is Provided in PDF at Bottom of this Page
Q. 2. (a) List any four materials used for pattern making.
Q. 2. (b) Explain any four properties of moulding sand.
Q. 2. (c) What is meant by sand binder? Name the types of sand binders.
Q. 3. (a) List out the different types of files. Write the use of any three types of files with sketches.
Q. 3. (b) Describe the working of spring hammer with neat sketch.
Q. 4. (a) What is the minimum flange length in sheet metal bend?
Q. 4. (b) Draw and explain four types of seam in sheet metal operation.
Q. 5. (a) Explain any five types of files used in fitting with neat sketches.
Q. 5. (b) Name the various types of vices used in fitting shop.
Q. 5. (c) Define the following:
(i) Drilling
(ii) Boring
All Solution is Provided in PDF at Bottom of this Page
Q. 6. (a) Write the specific application of any three measuring tools in carpentry. List out different holding tools used in carpentry.
Q. 6. (b) Explain the following hand saws used in carpentry with neat sketches:
(i) Rip saw
(ii) Bow saw
(iii) Dovetail saw
(iv) Keyhole saw
Q. 7. (a) Define the terms tolerance, limits and fits with reference to the dimensional measurements.
Q. 7. (b) Discuss the need of accuracy and precision in measurement.
Q. 8. (a) List any six forging defects.
Q. 8 (b) Distinguish between blanking and punching.
Q. 8. (c) Explain any two stakes used in sheet metal work with sketches.
Q. 9. (a) What are the different elements of computer aided manufacturing process?
Q. 9. (b) Write the classification of additive manufacturing processes.
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Also Read:-
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Bihar Engineering University, Patna (BEU PYQ) Previous Years Question Paper, Syllabus and Notes