A ____ is an interruption in the typical structure of the weld, whereas a ____ is a flaw which renders the part unable to meet minimum acceptance standards.

A. tolerance, flaw
B. tolerance, discontinuity
C. failure, discontinuity
D. discontinuity, defect


Answer: D

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Answer the following statement true (T) or false (F)

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Explain the considerations in deciding between stop control and yield control on a minor road approach at an intersection with a major road.

What will be an ideal response?

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(a) Determine the distance of separation between a positive ion and a negative ion, each carrying a charge equal to that on an electron, if their mutual force of attraction is -3 x 10-9 N.

(b) What is the coulomb potential energy of this ion pair? Give your answer in joules, calories,electron volts, and joules per mole of ion pairs.

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In a capacitor, the amount of dielectric stress is proportional to the _____.

A. distance between the plates B. thickness of the dielectric C. current flow through the capacitor D. voltage difference between the plates

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