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OFB CM
Chargeman
OFB Chargeman Mechanical 2014
145

OFB Chargeman Mechanical Question Paper - 2014 with Answer Key

145) Solder is an alloy of

Copper & Tin

Lead & Tin

Lead & Copper

Copper & aluminium

Answer is:

Lead & Tin

OFB Chargeman Mechanical Question Paper - 2014 with Answer Key

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Related OFB Chargeman Mechanical Question Paper - 2014 with Answer Key

146) On a triple thread screw

Lead = Pitch

Lead = 3 Pitch

Lead = 1/3 Pitch

Lead = 9 Pitch

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

Wear

Least count

Backlash

Total error

Answer is:

Backlash

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

Centre gauge

Height gauge

Dial indicator

Surface gauge

Answer is:

Dial indicator

149) Profile of a gear tooth can be checked by

Sine bar

Optical pyrometer

Optical projector

Slip gauges

Answer is:

Optical projector

OFB Chargeman Mechanical Question Paper - 2014 with Answer Key

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