OFB Chargeman Mechanical Question Paper - 2014 with Answer Key

OFB Chargeman Mechanical Question Paper - 2014 with Answer Key

146) On a triple thread screw

Answer is:

Lead = 3 Pitch

147) The lost motion of the spindle in micrometer screw gauge when the rotation of the thimble is changed in direction is referred to as

Answer is:

Backlash

148) Accurate centering of work mounted in an independent chuck can be determined by using a

Answer is:

Dial indicator

149) Profile of a gear tooth can be checked by

Answer is:

Optical projector

150) In PERT analysis, the time estimates of activities and probability of their occurrence follow a

Answer is:

Beta distribution curve