One way that an engineer?s scale differs from an architectural scale is that the engineer?s scale _____
a. uses fractional values
b. is based on units of 10
c. cannot be used to scale long distances
d. is only used for drawings of machinery
b
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3/8 = ____________________/16.
Fill in the blank(s) with the appropriate word(s).
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To check for electrical potential at a switch or a load, technicians use a(n):
A) Potentiometer. B) Voltmeter. C) Ohmmeter. D) Ammeter.
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Explain why the abbreviation for diameter, DIA, is used for one-view drawings for round parts with cylindrical surfaces.
What will be an ideal response?
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ASE-Style Multiple Choice All of the following are components of a circuit breaker EXCEPT:
A. low-expansion metal B. contacts C. a bimetal arm D. a ball joint
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