One situation that can make a measurement with a laser inaccurate is measuring to a _____
A) metal surface
B) plastic surface
C) highly reflective surface
D) very dull, matte surface
Answer: C
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Using a 1:10 scale on an engineer’s scale, a measurement of 3" on a drawing would equal _____.
a. 5 feet b. 10 feet c. 20 feet d. 30 feet
This block is used to record changes to the print and is typically located in the upper right corner of sheet borderlines.
a. angle of projection block b. dimensioning and tolerancing block c. revision history block d. title block
Which of the following statements refers to the divergent rule or signal flow?
A) Assume that brackets enclose the power supply that provides power to three other blocks in the diagram. If power is delivered to one of the system blocks, then the power supply is not the problem. B) If all block inputs are required to produce a valid output, then a valid output indicates that all input paths are fault-free. C) Test the midpoint block output between the brackets, depending on the test results one of the brackets moves to the middle. D) The sealing instruction is an example of this type signal flow.
Notation is generally used to help the electrician interpret the meaning of certain components and find contacts that are controlled by coils.
Answer the following statement true (T) or false (F)