Bihar Polytechnic Mechanical Previous Year Question Paper on AMP

Bihar SBTE Diploma Mechanical 5th SEM Dec 2019 Paper on AMP

Sr. No. Questions with options
1 LASER stand for

(a)  Light amplification by stimulated emission of radiation

(b) Light amplification by stimulated energy of radiation

(c)  Light amplification by strong emission of radiation

(d) None of these

2 Electrolyte is essentially required in _________

(a)  EDM

(b) ECM

(c)  LBM

(d) Wire-EDM

3 In EDM process, the work piece is connected to

(a)  Positive

(b) Negative

(c)  Earth

(d) None of these

4 In LBM, material removal is taken place by

(a)  Melting and vaporization

(b) Electrolysis

(c)  Erosion

(d) All of the above

5 Maintenance of machine consist

(a)  Replace of component

(b) Service of component

(c)  Repair of component

(d) All of the above

6 Production rate is high in

(a)  Fired automation

(b) Programmable automation

(c)  Flexible automation

(d) None of these

7 SPM stands

(a)  Special power machine

(b) Special purpose machine

(c)  Specific purpose machine

(d) Specific power machine

8 Automation may be

(a)  Fixed

(b) Programmable

(c)  Flexible

(d) All of the above

9 Fixed automation is

(a)  Flexible

(b) Inflexible

(c)  Both (a) & (b)

(d) None of these

10 Limit switch detects any object

(a)  With contact

(b) Without contact

(c)  Both (a) & (b)

(d) None of these

 

 

 

 

11 Close loop control system operates

(a)  With feedback system

(b) Without feedback system

(c)  Both (a) & (b)

(d) None of these

12 z-axis in CNC milling is the axis of

(a)  Main spindle

(b) Vertical axis

(c)  Horizontal axis

(d) All of the above

13 Which of the following code is used in programming in absolute coordinates?

(a)  G90

(b) G32

(c)  G92

(d) G00

14 G03 code is used for

(a)  Circular interpolation CW

(b) Circular interpolation CCW

(c)  Incremental coordinate

(d) Absolute coordinate

15 Automatic tool changer is used for

(a)  Change the tool in seconds

(b) Increase flexibility

(c)  Decrease total production time

(d) All of the above

16 The PLC is used in

(a)  Machine tools

(b) Automated assembly equipment

(c)  Moulding and extrusion machines

(d) All of the above

17 Productivity is the _____ of production system

(a)  Measurement

(b) Efficiency

(c)  Both (a) & (b)

(d) None of these

18 In LASER beam machining process lense is used to

(a)  Diverge beam

(b) Converge beam

(c)  Deflect beam

(d) None of these

19 Electrolytes used in ECM must posses

(a)  Low electrical conductivity

(b) Low chemical stability

(c)  High electrical conductivity

(d) None of these

20 Part – programming mistake can be avoided in

(a)  CNC machine

(b) NC machine

(c)  Both (a)& (b)

(d) None of these

  Data Collected By – Rashmi
  Published On – 22nd May 2022
   
   

Posted

in

by

Tags:

Comments

Leave a Reply

Your email address will not be published. Required fields are marked *