Ques. 1 Where is combination plier used?
Ans. It is used for cutting and twisting the soft wire etc.
Ques. 2 What material is used for making mallet and what are the uses of mallet?
Ans. It is made of wood or rubber and is used for straightening tin and copper sheets. It is also used in winding.
Ques. 3 Where is firmer chisel used ?
Ans. It is used for cutting groves in the wooden boards. Ques.
4 What precautions should be observed while cutting iron pipes ?
Ans. The blade should be kept straight and apply water during cutting.
Ques. 5 What is the use of wire gauge ?
Ans. It is used for measuring the size of wire.
Ques. 6 What material is used for making steel rule?
Ans. It is made of stainless steel or carbon steel.
Ques. 7 Where the try square is used?
Ans. It is used to check the right angle of object.
Ques. 8 How is the size of the punch measured ?
Ans. The size of a punch depends on diameter and length.
Ques. 9 What metal is used for making punch?
Ans. It is made of High carbon steel.
Ques.10 What is the angle of centre punch?
Ans. The angle of centre punch is 90°.
Ques.11 How many types of vice ?
Ans. There are seven types of vice used for various work :
(1) Pipe vice, (2) Bench vice, (3) Machine vice, (4) Pin vice, (5) Leg vice, (6) Hand vice, (7) Carpenter vice.
Ques.12 Where the pipe vice is used?
Ans. It is used for holding pipe or round job.
Ques.13 From where is the size of vice to be taken?
Ans. It is taken from the length of jaw plate.
Ques.14 What material is used for making files?
Ans. It is made of high carbon steel.
Ques.15 How is file cleaned?
Ans. It is cleaned by the file cord or sharp wire brush.
Ques.16 Hacksaw blade is made of which metal?
Ans. It is made of high carbon steel or high speed steel.
Ques.17 Why does the blade break?
Ans. Blade breaks due to following reason:
(1) Blade is loose, (2) Object is loose, (3) Blade is tight more than it is required, (4) There is more pressure on the blade
Ques. 18 Chisel is made of which metal?
Ans. It is made of high carbon steel or cast steel.
Ques. 19 What is the use of die set?
Ans. It is used for making external threads on pipe.
Ques. 20 Die is made of which metal?
Ans. It is made of high carbon steel or high speed steel.
Ques. 21 What is the use of micrometer?
Ans. It is used for checking or measuring inner or outer diameter of an object.
Ques. 22 What is the minimum measurement that can be taken through micrometer?
Ans. Metric unit: 0.01mm British unit: 0.001inch
Ques. 23 What is the use of cross peen hammer?
Ans. It is used for riveting purposes.
Ques. 24 What is the use of sledge hammer?
Ans. It is used by blacksmith for breaking or making heavy objects.
Ques. 25 Which type of chisel is used for fixing wooden plugs (Gutties) in the wall?
Ans. Cold chisel.
CHOOSE THE CORRECT ANSWER:
1. The name of the special type of screw driver used where normal screw driver cannot be applied is [INCVT FEB 2016]
(a) london pattern screw driver
(b) cabinet pattern screw driver
(c) electrician pattern screw driver
(d) cranked screw driver. Ans.(d)
2. The composition of tin and lead used in electrician solder are agung (NCVT FEB 2016]
(a) 50% 50%
(b) 60%, 40%
(c) 65%, 35%
(d) 90%, 10%. Ans.(b)
3. Which material is used to make the head of the hammer? [NCVT FEB 2016]
(a) Drop - forged carbon steel
(b) High carbon steel
(c) Mild steel
(d) Cast iron
Ans.(a)
4. Which tool is used to check the squareness of filed surfaces? [NCVT FEB 2016]
(a) Straight edge
(b) Try square
(c) Universal surface gauge
(d) Steel rule
Ans. (b)
5. Which type of hammer is used to extract the nails out of the wood? [NCVT FEB 2016, AUG 2015]
(a) Ball peen hammer
(b) Cross peen hammer
(c) Straight peen hammer
(d) Claw hammer
Ans.(d)
6.Which type of chisel is used for cutting key ways and slots? [NCVT FEB 2016]
(a) Flat chisel
(b) Cross-cut chisel
(c) Diamond point chisel
(d) Half round nose chisel
Ans.(B)
7.What device is used to remove the drill easily from the socket at the end of the drilling work? [NCVT FEB 2016]
(a) tang
(b) Drill chuck
(c) Drift
(d) sleev
Ans.(c)
8. Which tool is used for cutting thin sheets of metal? [INCVT FEB 2016]
(a) Cutting plier
(b) Flat nose plier
(c) Straight snip
(d) Chisel
Ans.(c)
9. Which type of sheet metal is mostly used for manufacturing house hold utensils?
[NCVT FEB 2016]
(a) Tin plaster
(c) Copper sheet
(b) G.I sheet
(d) Aluminium sheet
Ans.(D)
10. Which type of tool is used for holding small objects in places where fingers cannot reach?
[INCVT AUG 2015]
(a) Flat nose pliers
(B) Side cutting pliers
(C) Long nose pliers
(d) Round nose pliers
Ans.(c)
11.Which type of plier is used for removing the sheath and insulation from cable? (NCVT AUG 2015]
(a) Combination pliers
(b) Flat nose pliers
(c) Diagonal cutting pliers
(d) Round nose pliers
Ans.(C)
12. Name the material by which the blade of screw driver is made of. [NCVT FEB 2015]
(a) Tempered stainless steel
(b) Hardened and tempered mild steel
(c) Hardened and tempered soft steel
(d) Hardened and tempered carbon steel
Ans. (D)
13. The pitch of the wood screw is the distance
[NCVT FEB 2015]
(a) from the tip to the end of threaded portion
(b) between the adjacent threads
(c) from the head to the unthreaded portion
(d) from the head to the tip
Ans.(B)
14. Which type of chisel is used for making rectangular holes in wood?
[NCVT FEB 2015]
(a) Mortise chisel
(b) Firmer chisel
(c) Paring chisel
(d) Bevel firmer chisel
Ans.(B)
15. The distance between two adjacent teeth of hacksaw blades are called as
[NCVT FEB 2015]
(a) specifications of the blade
(b) pitch of the blade
(c) designation of the blade
(d)size of the blade
Ans.(B)
16. The cutting blade of jack plane is made up of___________[NCVT FEB 2015]
(a) high speed steel
(b) high carbon steel
(c) tungsten steel
(d) alloy steel
Ans.(C)
17. Middle-lap type half lap joint is used where [NCVT FEB 2015]
(a) two parts of a frame cross each other
(b) one part of a job meets another part
(c) two parts of a job cross each other at the ends
(d) two parts of a job meet near the ends
Ans.(B)
18. The hand drill is used for drilling the holes upto_______ [NCVT FEB 2015]
(a) 5 mm diameter
(B) 6.5 mm diameter
(C) 6 mm diameter
(d) 7.5 mm diameter
Ans. (B)
19. Which type of thread has the pitch and lead are equal (or) identical?
[NCVT FEB 2015]
(a) Right hand thread
(b) Left hand thread
(c) Single start thread
(d) Double start thread
Ans.(C)
20. What type of steel is used for making house hold utensils? [NCVT FEB 2015]
(a) Sheet steel
(b) Aluminium
(c) Copper sheets
(d) Galvanised iron sheets
Ans.(B)
21. The space (or) distance from the edge of the metal to the centre of any rivet should be at least______
[NCVT FEB 2015]
(a) one time of the diameter of the rivet
(b) two times of diameter of the rivet
(c) three times of diameter of the rivet
(d) four times of diameter of the rivet
Ans. (B)
22. While inserting a bare conductor in the notch of the AD standard wire gauge for measuring the size of the conductor, it______
(a) should be tight in the notch
(b) should be loose in the notch
(c) should be neither loose nor tight
(d) may be either loose or tight
Ans.(C)
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