What are the three datum planes related to cylindrical parts?
What will be an ideal response?
Datums for cylindrical parts are generally related to three datum planes. Datum A identifies the base of the part. Datum B refers to the axis or center line. When used, Datum C is perpendicular to Datum A and parallel to Datum B.
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Name three causes of leakage in valves.
What will be an ideal response?
The precise control of injected fuel quantity in a diesel engine is known as:
A. atomization B. pressurization C. metering D. measuring
A sub-contractor reports that the approved material is no longer in production. The sub-contractor then brings in data claiming the superiority of a new substitute product. The resident project representative should:
A. approve the changes and carefully file the data. B. ask the owner if it will be acceptable. C. leave the decision to the design engineer of record. D. refer the decision to the Superintendent. E. refer the matter to the construction manager
A fixed resistor has the following color bands - orange, red, brown, gold. What is the rated resistance?
What will be an ideal response?