MACHINIST 3rd SEM MCQ QUESTION ANSWER - 6

  MACHINIST 3rd SEM MCQ QUESTION ANSWER - 6

76 How a vertical milling machine can be identified?

A According to the axis of table movement

B According to the axis of knee movement

C According to the axis of spindle rotation

D According to the posistion of column

Correct Answer:- C According to the axis of spindle rotation

77 Which type of machine is used to produce a T-slot in machine tools table?

A Lathe 

B Horizontal milling 

C Verical milling 

D Drilling machine

Correct Answer:- C Verical milling

78 Which part of vertical milling that can be used for lift the knee?

A Vertical head 

B Table lead screw 

C Elevating screw 

D Front brace

Correct Answer:- C Elevating screw 

79 Which machine used for boring, key way cutting and profile milling can be done?

A Lathe machine 

B Shaping machine 

C Verical milling machine

D Horizontal milling machine

correct Answer:- C Verical milling machine

80 How angular boring is done using a vertical milling machine?

A Swivelling the machine vice

B Swivelling the table 

C Swivelling the spindle head

D Swivelling the column

Correct Answer:- C Swivelling the spindle head

81 What type of cutter holding device is generally used on vertical miling machine?

A Collet chuck 

D Long arbor 

C Clapper block 

D Taper sleeve

Correct Answer:- A Collet chuck 

82 Which type of machine is generally used for wood ruff key way cutting?

A Shaper 

B Slotter 

C Vertical milling 

D Horizontal milling

Correct Answer:- C Vertical milling

83  Which machine is provided with the over arm support for reduce chattering?

A Vertical milling machine

B Shaping machine 

C Horizontal mlling machine

D Slotting machine

Correct Answer:- B Shaping machine 

84 Which formula is used to find out thelinear pitch of a rack?

A (A-Z)40          B π m           C 40/z               D π m/2

Correct Answer:- B π m 

85 How length of rack is calculated? 

A Linear pitch x Number of teeth

B Module x Number of teeth

C 2.25 x module 

D π x Module

Correct Answer:- A Linear pitch x Number of teeth

86 Which formula is used to calculate chrodal addendum of a gear tooth?

A π m 

B mZ 

C mZ sin (90/z) 

D (Z + 2) M

Correct Answer:-  C mZ sin (90/z) 

87 Which part of a gear tooth vernier caliper is used to set the addendum height?

A Vertical slide with blade

B Horizontal slide with movable jaw

C Verical slide and fixed jaw

D Graduated vertical beam and fixed jaw

Correct Answer:-  A Vertical slide with blade

88 How to find the out side diameter of a spur gear having number of teeth is 'Z' and module 'm'?

A OD = Z\M

B OD (Z 2)\M

C OD = (Z - 2)m

D OD = (Z + 2)m

Correct Answer:-  D OD = (Z + 2)m

89 What formula is applied for calculate the pitch diameter of a spur gear tooth?

A Z x m  

B (Z + 2) m 

C Z x m/2 

D 7/6 x m

Correct Answer:-  A Z x m  

90 How many hole circle is suitable for indexing 48 division in index plate?

A 18       B 20       C 23       D 29

Correct Answer:-  A 18