Which of the following is used to turn off and on auxiliary functions:
A. G-codes
B. M-codes
C. I-codes
D. J-codes
E. K-codes
Answer: B
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Express 763 as a BCD (8421) number.
A. 111 0001 0001 B. 111 0001 0111 C. 111 0011 0110 D. 111 0110 0011
Power sources for Class 2 or Class 3 circuits may be derived from ________.
A. A listed or labeled Class 2 or Class 3 power supply or transformer B. Any inherently limited power supply C. Any power supply having a maximum output of 100VA D. Any power supply 150V or less
A drawing in which three surfaces of an object are seen in one view, with the base of each surface drawn at a 30-degree angle.
a.detail b.blueprint c.isometric d.orthographic
Construction materials have a minor effect on the rate of heat transfer through the structural envelope.
Answer the following statement true (T) or false (F)