164/2014

Maximum : 100 marks

Time : 1 hour and 15 minutes

1 Which type of rule is used for marking and measuring patterns and hot jobs handled by
blacksmith :

(A) Narrow rule (3) Shrink rule
(C) Hook rule (0) Short rule

2. Which of the following is not the part of a combination set?
(ಯ) Stock (B) Protractor head
(C) Square head (0) Centre head

3. To convert the linear motion of the plunger of a dial test indicator to the rotary motion of the
pointer, which one of the following mechanisms is used :

(A) Quick return mechanism (18) Rack and pinion mechanism
(0 Screw thread mechanism (D) Hydralic mechanism

4. To get least count 5 minute in a vernier bevel protractor, the 23 main scale are divided into : |
(A) 12 equal parts on vernier scale (B) 22 equal parts on vernier scale
(¢) 24 equal parts on vernier scale (D) 25 equal parts on vernier scale

൭. The angle which is less than 90° is called as :
(A) obtuse angle (3) acute angle
(ര) right angle (D) none of the above

6. Which one of the following instrument is used for checking large internal diameters?
(ക Small hole gauge (B) Telescopic gauge ∎
(C)Pluggnuge (D) Snap gauge

72, As per Indian standard a special set of slip gauge is used consisting of :
(A) 81 pieces (B) 130 pieces
(©) 120 pieces (D) 112 pieces

‎Which one of the following is used to rectify damaged or rusted threads?‏ .ھ
‎(ಯ) Die nut (B) Circular split die‏
‎Two-piece die (D) Die plate‏ )©(

‎மா.