Monday, September 14, 2020

FITTER BITS DAY (05)

  81) the value of each division the main scale of a vernier bevel protractor is ..

A) 1 DEGREE

82) what is the purpose of a die nut : 

A) CHASING OR RECONDITIONING DAMAGED THREADS 

83) name the vee blocks available in pairs  

A) MATCHED PAIR 'V' BLOCKS

84) the reamer teeth are unevenly spaced because.. 

A) THEY CAN REDUCE CHATTERING 

85) washers help to 

A) DISTRIBUTE FORCE OVER A LARGER AREA 

86) 'V' blocks of grade 'B' are made of 

A) CAST IRON 

87) which among the fallowing is not characteristic of granite surface plates 

A) BURRS ARE FORMED WHEN SCRATCHED 

88) tab washers are used for 

A) LOOKING THE NUTS 

89) the size of the angle plates is started by... 

A) SIZE NUMBER

90) the convexity of file helps 

A) TO PREVENT ROUNDING OF EDGES OF WORK 

91) which among the fallowing is not a capability of reamers?

A)  FINISHING ANY MACHINED PROFILES 

92) which one among the fallowing is not depended up on for locating and holding 

A) THE MATERIAL OF WORK THE WORK PEACE

93) clearances are given between bolts and holes in assemblies  for..

A) ADJUSTING FOR SLIGHT MISALIGNMENT

94) the included angle of the groove of 'V' block is always... 

A) 120 DEGREES

95) clamps are used for the purpose of... 

A) PREVENTING MOVEMENT OF WORK

96) surface plates are made of ... 

A) FINE- GRAINED CAST IRON 

97) ribs are given on the un  machined portion of the angle plate for... 

A) RIGIDITY AND TO PREVENT DISTORTION 

98) for machine shop operations, the workpiece must be held properly, other wise... 

A) DAMAGE TO WORK AND TOOL MAY RESULT 

99) shaft ends are center drilled for..... 

A) SUPPORTING JOBS BETWEEN CENTERS 

100) parallel blocks are used for ....  

A) SETTING WORK PIECES HORIZONTAL


THANK YOU FOR WATCHING 


FITTER BITS DAY 06 : CLICK HERE



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