SELF CHECK QUIZ - SHEET METAL WORKING

Q1. In blanking operation, the angle of shear is provided on:

(a)  Die   (b)  Punch   (c)  Both   (d)  Depends on the material of the work piece



Q2. Which of the following operation is not a drawing process:

(a)  Bulging   (b)  Spinning   (c)  Lancing   (d)  Embossing



Q3. The thickness of sheet metal is referred to as its _______:

(a)  Fraction   (b)  Gauge   (c)  Decimal   (d)  None of these



Q4. Two or more operations are performed at one station of the press in every stroke of the ram in:

(a)  Simple die   (b)  Compound die   (c)  Combination die   (d)  Progressive die



Q5. The size of a press is specified by:

(a)   Weight of the press
(b)   Size of the workpiece it can handle
(c)   Maximum load that can be applied to the workpiece
(d)   Power required to operate the machine



Q6. A progressive die performs:

(a)   Two or more cutting operations at one station of the process
(b)   Both cutting and non-cutting operations at one station of the process
(c)   Two or more operations at different stations of the press
(d)   Only one operation at each stroke of the ram



Q7. In piercing and blanking operation, the clearance between punch and the die solely depends on:

(a)   Diameter of the hole required
(b)   Thickness of the sheet metal
(c)   Number of pieces to be made
(d)   Capacity of the type of press



Q8. Which line/axis in the metal is neither compressed nor stretched:

(a)  Central axis/line   (b)  Middle line/axis   (c)  Neutral axis/line   (d)  None of these



Q9. The process of cutting a flat sheet to the desired shape is known as:

(a)  Blanking   (b)  Trimming   (c)  Stamping   (d)  Piercing



Q10. A sheet metal is being cut along its length in a straight line. Such a operation is called:

(a)  Parting   (b)  Lancing   (c)  Crimping   (d)  Slitting



Q11. Sheet metal is simply ______ formed into thin and flat pieces:

(a)  Nonmetal   (b)  Noble Gas   (c)  Halogen   (d)  Metal



Q12. There are many different metals that can be made into sheet metal, such as ______, brass, copper, steel, tin, nickel and titanium:

(a)  Uranium   (b)  Silver   (c)  Aluminium   (d)  Gold



Q13. The maximum thickness of sheet above which it is called plate:

(a)  4 mm   (b)  5 mm   (c)  6 mm   (d)  7 mm



Q14. In which of the bending operation tip of punch does not touches the bottom of lower die:

(a)  V - Bending   (b)  Air Bending   (c)  Wiping Die   (d)  None of these



Q15. Is Springback desirable:

(a)  Yes   (b)  No   (c)  Can't say



Q16. In roll-bending process ___________ of rod occurs:

(a)  Only rolling   (b)  Only bending   (c)  Rolling as well as bending   (d)  Stretching



Q17. Which types of rod could be put into roll-bending process?

(a)  Rectangular rod   (b)  T-shaped rod   (c)  I-shaped rod   (d)  Rods of any shape



Q18. Identify the type of rotation of rollers A, B and C respectively:

Roll

(a)   Anticlockwise, Anticlockwise, Anticlockwise
(b)   Anticlockwise, Clockwise, Anticlockwise
(c)   Clockwise, Anticlockwise, Anticlockwise
(d)   Anticlockwise, Clockwise, Clockwise



Q19. The strain developed in the rod is due to:

(a)  Roller A   (b)  Roller B   (c)  Roller C   (d)  All of the above



Q20. Feed rollers in the process is used for:

(a)   Feeding and reducing the thickness of rod
(b)   Feeding the rod and bending the rod
(c)   Only feeding the rod
(d)   Only bending the rod