Proper ventilation is important when welding because _____
a. it keeps the operator from getting overheated
b. it keeps the smoke away from the workpiece
c. the fumes given off by the process can be dangerous
d. the airflow keeps sparks away from the operator
c
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A 24-volt, 40VA transformer can sustain a current load of _____.
a. 0.6A b. 1.7A c. 16A d. 64A
Every spark plug has a specified ____________________ that indicates how fast heat can travel away from the spark plug center electrode into the water jackets in the cylinder head.
Fill in the blank(s) with the appropriate word(s).
HDL stands for ________
A) hardwire descriptive logic B) hardwired digital logic C) hardware description language D) none of the above
In an ideal op amp has a +/-12 volt supply and a reference voltage of 2 volts on the inverting input. What would the output look like with a +/-5 volt sinusoidal input on the non-inverting input?
A) the output would be a +/-5 volt sine wave B) the output would be a +/-2 volt sine wave C) the output would be a square wave D) the output would be an inverted replica of the input