Grooves in the base metal along both sides of the weld bead indicate _____.

a. craters
b. slag inclusions
c. porosity
d. undercut


d. undercut

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?The same principles are used in reading and setting metric vernier calipers as are used for ___________ vernier calipers.

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?Where would NPT threads be found on a cylinder block?

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Serious, bloodsucking pests that transmit diseases in cattle are _____

a. lice c. ticks b. mosquitoes d. mites

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What do you use mending paper for?

What will be an ideal response?

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