An example of a back charge includes all of the following except _____.

a. providing labor and equipment to remove trash for another trade
b. maintaining job site logs for individual trades’ safety inspections
c. furnishing a pump to another contractor to remove trench water
d. lending scaffolding to another contractor to complete their work


b. maintaining job site logs for individual trades’ safety inspections

Trades & Technology

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Describe two-wired motor control circuits.

What will be an ideal response?

Trades & Technology

Which of the following helps to filter water before it reaches open areas that store surface water?

A) Weeds B) Wetlands C) Sand in the soil D) Strainers

Trades & Technology

When assembling frame and suspension components, technician A upgrades all SAE Grade 5 fasteners to grade 8. Technician B says that replacing SAE Grade 8–rated Huck fasteners with Grade 8 nuts and bolts is acceptable. Who is correct?

A. Technician A B. Technician B C. Both A and B D. Neither A nor B

Trades & Technology

A splayed crankshaft is a crankshaft that ________

A) Has offset main bearing journals B) Is externally balanced C) Has offset rod journals D) Is internally balanced

Trades & Technology