ALL INDIA TRADE TEST PAPER FEB 2017 SEM 3 PART 2

1) According to Size, 80 number drill is ............ 

Smaller one

Bigger one

Middle one

None of these

Correct answer

Smaller one

2) According to BIS, slip gauges are divided in ………………. grades 

1

2

3

4

Correct answer

4

3) The angle of BSF Thread is ……… 

60°

55°

30° 

45°

Correct answer

55°

4) Templates are made up of .............. 

High-speed Steel

Carbon Steel

Tool Steel

Mild Steel

Correct answer

Mild Steel

5) The depth of Indian Standard Thread is indicated by ................... 

0.6403P

0.6134P

0.6304P

0.6143P

Correct answer

0.6403P

6) In M 10 x 1.5, 10 represents ....... 

Depth of Thread

Pitch of Thread

Diameter of Thread

Metric Thread

Correct answer

Diameter of Thread

7) In above question, 1.5 represents ………… 

Pitch of Thread

Diameter of Thread

Depth of Thread

Metric Thread

Correct answer

Pitch of Thread

8) The capacity of the lathe is expressed by ………….. 

Horsepower & chuck diameter

Tool post size & lathe travels

Bed length & spindle speed

Swing and distance between centers

Correct answer

Swing and distance between centers

9) For smaller precision components, the suitable thread is ................. 

Square

Acme

BSW

BA

Correct answer

BA

10) The angle of Indian Standard Thread is .................. 

30°

60°

55°

45°

Correct answer

60°

11) Which one is not part of the center lathe? 

Arbor

Saddle

Lead screw

Feed rod

Correct answer

Arbor

12) Lower Critical Temperature of High carbon Steel while hardening ………. 

723°C

960°C

850°C

560°C

Correct answer

723°C

13) The sliding surface of the lathe bed is………… 

Flame hardened

Case hardened

Normalized

Tempered

Correct answer

Flame hardened

14) Advantages of four Jaw Chuck are ………………….. 

Irregular workpieces can be held easily

It has more gripping power jaw

Large diameter can be held by reversing the

All of these

Correct answer

Irregular workpieces can be held easily

15) The internal part of the bearing which fits on the shaft is called …………. 

Outer Race

Journal

Inner race

Cage

Correct answer

Inner race

16) Bearing suitable for heavy radial load 

Ball Bearing

Roller Bearing

Thrust bearing

Self-Aligning Ball Bearing

Correct answer

Roller Bearing

17) Bearing assembled in two parts in special plumber block ……… 

Split Bearing

Adjustable Slide Bearing

Self-Aligning Ball Bearing

Solid Bearing

Correct answer

Split Bearing

18) Bearings are used for ........... 

To move shaft freely

To support shaft in a fixed position

To guide shaft

All of these

Correct answer

All of these

19) The material for Indenter of mechanical surface measuring machine …….. 

Carbide

Cast Steel

Diamond

Tool Steel

Correct answer

Diamond

20) Which one of the following tool angle is provided to avoid rubbing of the body of the tool with the workpiece? 

Rake angle

Helix angle

Clearance angle

None of these

Correct answer

Clearance angle

21) Pattern made by the movement of the Cutting tool on the Work Surface is called ............... 

Roughness

Surface Texture

Smoothness

Waviness

Correct answer

Surface Texture

22) Abrasive used for lapping of Gauges 

Borom carbide

Silicon carbide

Aluminium Oxide

Diamond

Correct answer

Diamond

23) The movement of Honing machine while honing is ………………… 

Horizontal

Reciprocating

Vertical and Reciprocating

Vertical

Correct answer

Vertical and Reciprocating

24) In which metallic coating, chromium Powder is used ……………. 

Cladding

Sherardising

Chromising

Calorising

Correct answer

Chromising

25) Hard abrasive for lapping is …………….. 

Diamond

Aluminum Oxide

Silicon Carbide

Boron carbide

Correct answer

Diamond