When half-inch #4 rebar is used as reinforcing steel, the minimum required overlap is ________
A) 30" B) 24" C) 12" D) 18"
A
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Which of the following is approved for use in most Class I, Division 1 locations?
a. Rigid metal conduit b. PVC c. Liquid-tight conduit d. EMT
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To extend the melting time of a snow-melting system, controllers can use a(n) _____.
a. off-delay timing function b. a snow sensor c. ambient thermostat control d. mineral-insulated (MI) cable
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What is the theory of operation for stepping motors?
What will be an ideal response?
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The electrodes from an ECG medical device are generally connected to what electronic component?
A) an OTA B) an isolated power supply C) a low-pass filter D) an isolation amplifier
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