Practice Test: Question Set - 06
1. In piercing operation, the clearance is provided on
- (A) Punch
- (B) Die
- (C) Half on the
punch and half on the die
- (D) Either on
punch or die depending upon designer's choice
2. The brass and bronze are welded by _________ flame.
- (A) Neutral
- (B) Oxidizing
- (C) Carburising
- (D) All of these
3. The accuracy of micrometers, calipers, dial indicators can be checked by a
- (A) Feeler
gauge
- (B) Slip gauge
- (C) Ring gauge
- (D) Plug gauge
4. For obtaining a cup of diameter 25 mm and height 15 mm by drawing, the size of the round blank should be approximately
- (A) 42 mm
- (B) 44 mm
- (C) 46 mm
- (D) 48 mm
5. Most of the oxyacetylene welding is done with
- (A) Neutral
flame
- (B) Oxidizing
flame
- (C) Carburising
flame
- (D) All of these
6. The upsetting is a process of
- (A) Increasing
the cross-section of a bar
- (B) Reducing the
cross-section of a bar
- (C) Joining the
two surfaces of metal under pressure after heating
- (D) Bending of a
bar
7. Lap joints are employed on plates having thickness
- (A) Less than 3
mm
- (B) 5 to 10 mm
- (C) 12.5 mm
- (D) Above 25 mm
8. The difference between the upper limit and lower limit of a dimension is called
- (A) Nominal size
- (B) Basic size
- (C) Actual size
- (D) Tolerance
9. When the dimension is expressed as, then the tolerance is
- (A) 0.035 mm
- (B) 0.025 mm
- (C) 0.01 mm
- (D) 0.06 mm
10. When the file is moved to and fro over the work, it is known as
- (A) Cross filing
- (B) Draw filing
- (C) Pull and
push filing
- (D) None of
these
11. The consumable electrode is used in
- (A) Carbon arc
welding
- (B) Submerged
arc welding
- (C) TIG arc
welding
- (D) MIG arc
welding
12. In forehand welding, the angle between the welding torch and the work is ________ as compared to backhand welding.
- (A) Same
- (B) Less
- (C) More
- (D) None of
these
13. The binder commonly used in making oil sand, is
- (A) Clay type
binder
- (B) Organic type
binder
- (C) Inorganic
type binder
- (D) Any one of these
14. A mortise gauge is a
- (A) Striking
tool
- (B) Planing tool
- (C) Boring tool
- (D) Marking tool
15. Notching is the operation of
- (A) Cutting a
sheet of metal in a straight line along the length
- (B) Removal of
metal to the desired shape from the edge of a plate
- (C) Cutting a
sheet of metal through part of its length and then bending the cut portion
- (D) Bending a
sheet of metal along a curved axis
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