MACHINIST 3rd SEM MCQ QUESTION ANSWER 1

  MACHINIST 3rd SEM MCQ QUESTION ANSWER - 1

1 Which grinding machine is used for sharpening of cutters?

A Surface grinder 

B Tool and Cutter grinder 

C Pedestal grinder 

D Cylindrical grinder

Correct Answer:- B Tool and Cutter grinder 

2 Which material is used to make the base of tool and cutter grinding machine?

A Grey cast iron 

B Low carbon steel 

C Tool steel 

D Bronze

Correct Answer:- A Grey cast iron 

3 Which part mounted directly on the top of base in tool

cutter grinder?

A Column 

B Saddle 

C Table 

D Wheel

Correct Answer:- B Saddle 

4 What is marked as 'x'? 

A Centre gauge 

B Feeler gauge 

C Pitch gauge 

D Snap gauge

Correct Answer:- A Centre gauge

5 Where is tooth rest fitted in tool and cutter grinder? 

A Tooth rest attachment 

B In between centres 

C Tail stock 

D Column

Correct Answer:- A Tooth rest attachment 

6 Which is the shape of grinding wheel used for sharpening milling cutter and reamer?

A Disc 

B Straight cup 

C Flaring cup 

D Dish

Correct Answer:- C Flaring cup 

7 What is the use of work holding device? 

A Keep the work piece in a safe distance

B Keep the cutter in a safe distance

C Keep the work piece in position

D Keep the cutter in position

Correct Answer:- C Keep the work piece in position

8 How many number of swivelling movement is provided with universal vice?

A 2     B 3    C  4    D6

Correct Answer:- B 3 

9 Which tool is used to form the radius on grinding wheel for radius grinding attachment?

A H.S.S single point tool 

B Brazed single point tool 

C Diamond stick 

D H.C.S tool

Correct Answer:- C Diamond stick 

10 What is the use of a mandrel? 

A For guide the grinding wheel

B For hold the hollow cutters

C For support the wheel head

D For guide the table

Correct Answer:- B For hold the hollow cutters

11 What is the angular setting limit of an angular sine vice used in tool and cutter grinder?

A Upto 27° 

B Upto 55° 

C Upto 80° 

D Upto 120°

Correct Answer:- B Upto 55° 

12 Which attachment is used for grinding face mill up to 400mm dia?

A Universal vice 

B Motor drive arrangement

C Face mill grinding attachment

D Angular sine vice

Correct Answer:- C Face mill grinding attachment

13 What is the use of radius wheel turning attachment in tool and cutter grinder?

A Dress the wheel to the required radius up to 25mm

B Turn the work piece to any required shape

C Turn the work piece to a radius up to 12mm

D Dress the wheel to any required shape

Correct Answer:- A Dress the wheel to the required radius up to 25 mm

14 Which grinding machine is used for re-sharpening of single point tools, chisel, punches and drills?

A Surface grinder 

B Single purpose tool cutter grinder

C Cylindrical grinder 

D Universal tool and cutter grinder

Correct Answer:- B Single purpose tool cutter grinder

15 What is the maximum swiveling angle of wheel head on a tool cutter grind machine?

A 360°     B 120°     C 90°     D 47°

Correct Answer:- A 360°