Turner Trade Theory MCQ-3

Turner Trade TheoryQuestions and Answers 

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Turner objective: Types of questions and answers in  Turner MCQ online Test, Turner quiz questions, and answers. 

 

1. Identify the lathe accessory used to give extra support for a long slender piece.

A) Steady rest
B) Tool post
C) Mandrel
D) Lathe dog

ANSWER= (A) Steady rest

 

2. Which of these operations cannot be done on a lathe?

A) Punching
B) Step turning
C) Drilling
D) Facing

ANSWER= (A) Punching

 

3. A lathe tool has a front clearance angle of 8o and a back rake angle of 15o. Its wedge angle will be

A) 67 degrees
B) 75 degrees
C) 82 degrees
D) 33 degrees

ANSWER= (A) 67 degrees

 

4. A shaft rotating in a bushed bearing is a good example of...

A) Sliding fit
B) Running fit
C) Push-fit
D) Driving fit

ANSWER= (B) Running fit

 

5. According to Indian Standard specification, 100H6/g5 means that the ...

A) Actual size is 100 mm
B) Basic size is 100 mm
C) Difference between actual size and basic size is 100 mm
D) None of these

ANSWER= (B) Basic size is 100 mm

 

6. Several machine tools can be controlled by a central computer in...

A) NC (Numerical Control) machine tool
B) CNC (Computer Numerical Control) machine tool
C) DNC (Direct Numerical Control) machine tool
D) CCNC (Central - Computer Numerical Control) machine tool

ANSWER= (C) DNC (Direct Numerical Control) machine tool

 

7. With CNC programming, it is good practice to program a rapid motion in ... axis at a time.

A) 4
B) 3
C) 2
D) 1

ANSWER= (D) 1

 

8. Which of these lathes requires very high skill for the operator?

A) Centre lathe
B) Capstan lathe
C) Turret lathe
D) All these require equally high skill

ANSWER= (A) Centre lathe

 

9. Which of these lathes has the lowest degree of automation?

A) Centre lathe
B) Capstan lathe
C) Turret lathe
D) All these have some level of automation

ANSWER= (A) Centre lathe

 

10. Turret head on a turret lathe is generally mounted on...

A) Slide
B) Saddle
C) Ram
D) None of the above

ANSWER= (B) Saddle

 

11. Cyanide method is a way of .......................... heat-treatment process.

A) Normalizing
B) Tempering
C) Case hardening
D) Annealing

ANSWER= (C) Case hardening

 

12. Inspection, during manufacturing, assures that ....  system?

A) Process is under control
B) Products meet specifications
C) Quality problems are solved
D) Workers are motivated

ANSWER= (B) Products meet specifications .

 

13. Which part of a ball bearing prevents the balls from bumping into each other?

A) Inner race
B) Outer race
C) Both inner race and outer race
D) Cage

ANSWER= (D) Cage

 

14. Loads applied parallel to the axis of the bearing are called...

A) Thrust loads
B) Axial loads
C) Concentric loads
D) Central loads

ANSWER= (A) Thrust loads

 

15. Which statement is NOT true about the four-jaw chuck used on the lathe?

A) Each jaw can be move independent of other jaws
B) It is not so heavily constructed as 3-jaw chuck
C) Its jaws are reversible
D) Job can be held in it to run true or eccentric

ANSWER= (B) It is not so heavily constructed as 3-jaw chuck