In the alphabet of lines, an area not included in the cutting line view is shown with _____
a. break lines
b. object lines
c. section cuts
d. dimension lines
c
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This steel alloy results in a material that is very hard and ideal for use in cutting tools.
a. tungsten b. chromium c. manganese d. molybdenum
These grow naturally in an area from southeastern North Carolina to southern Maine to southern Michigan
A) Halfhigh B) Highbush C) Lowbush D) Rabbiteye
A forward-biased silicon diode normally drops about 0.7 V
Indicate whether the statement is true or false
Why is there a potential of 24 V between the R terminal and the other terminals on a thermostat subbase when the thermostat is not calling?
A) Thermostats are wired with both sides of 24 V. One side is supplied to the R terminal and the other to all the remaining terminals. B) The common side of 24 V is supplied through the coils of the devices that are not operating. C) The meter is reading voltage that is left in the thermostat wire from the previous operating cycle. D) Thermostats have battery backup, which can be read between R and the other terminals when the thermostat is not calling.