MACHINIST 3rd SEM MCQ QUESTION ANSWER - 4

  MACHINIST 3rd SEM MCQ QUESTION ANSWER - 4

46 What is the height of tooth in spur gear? 

A  Addendum 

B Deddendum 

C 2 x Addendum 

D Addendum + Deddendum

Correct Answer:- D Addendum + Deddendum

47 What is marked as 'X'? 

A Fillet 

B Pitch circle 

C Addendum circle 

D Pitch radius

Correct Answer:- A Fillet

48 Which type of group the squarness comes under in geometrical tolerance?

A Location 

B Form 

C Datum line 

D Attitude

Correct Answer:- D Attitude

49 How to identify and indicate the geometrical tolerance? 

A Numbers 

B Alphabets 

C Decimals 

D Symbols

Correct Answer:-  D Symbols

50 What is the use of depth micrometer? 

A Check the width of slots

B Check the depth of blind holes

C Check the dia of holes

D Check the diameter of thin rods

Correct Answer:- B Check the depth of blind holes

51 Which mechanism used to rotate the circular table? 

A Rack and Pinion mechanism

B Bevel gear mechanism

C Pawl and Ratchet mechanism

D Worm and Worm wheel mechanism

Correct Answer:- D Worm and Worm wheel mechanism

52 What is the uses of screw thread micrometer? 

A Measure major diameter

B Measure pitch diameter

C Measure minor diameter

D Measure thickness of threads

Correct Answer:- B Measure pitch diameter

53 Which type of micrometer designed to measurement of longer internal length?

A External micrometer 

B Outside micrometer 

C Inside micrometer 

D Stick micrometer

Correct Answer:- D Stick micrometer

54 How to set the zero before taking the measurement in micrometer?

A Use micrometer 

B Use vernier micrometer

C Setting rings and Slip gauge

D Angle gauges

Correct Answer:- C Setting rings and Slip gauge

55 How many sets available in telescopic gauge? 

A 8          B 10           C 6              D 5

Correct Answer:-   C 6   

56 What are the sizes available in telescopic gauges as per mitutyo series 155?

A 12 mm to 130 mm 

B 20 mm to 175 mm 

C 5 mm to 120 mm 

D 8 mm to 150 mm

Correct Answer:- D 8 mm to 150 mm

57 What is the range of sizes in feeler gauges as per IS: 3179? 

A 0.001 to 0.05 mm 

B 0.01 to 0.3 mm 

C 0.03 to 1.00 mm 

D 0.02 to 0.75 mm

Correct Answer:- C 0.03 to 1.00 mm 

58 How much tolerance is maintained to make gauges comparing job tolerance?

A One - Tenth 

B One - Fifth 

C One - Hundredth 

D One - Eight

Correct Answer:- A One - Tenth 

59 How much depth cut is applied to finish cut in slot milling? 

A 0.4 to 0.5 mm 

B 0.6 to 0.8 mm 

C 0.5 to 1.0 mm 

D 0.5 to 0.75 mm

Correct Answer:- A 0.4 to 0.5 mm

60  How can you check the width of keyways? 

A Depth micrometer 

B Vernier caliper inner jaw

C Out side micrometer 

D Bore dial gauge

Correct Answer:- B Vernier caliper inner jaw