In a steam system, insulation is not normally applied to _____.
a. main steam piping
b. turbine casings
c. steam traps
d. boiler feedwater pumps
c. steam traps
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?____ are thick lines that go around an entire sheet.
A. ?Erasure guards B. ?Cross sections C. ?Logos D. ?Drawing borders
Cement dermatitis is caused by _____.
a. lime in the cement b. chemicals in the water c. fine sand particles d. abrasion
Troubleshooting A/C unit with TEV (10 SEER or less) - Diagnosis: Inefficient compressor Verify by pulling it into a vacuum
In a closed circuit with a capacitor, when will the current stop flowing?
A. When the voltage charge across the capacitor plates becomes less than the source voltage B. When the voltage charge across the capacitor plates becomes equal to the source voltage C. When the voltage charge across the capacitor plates becomes greater than the source voltage D. When the voltage charge across the capacitor plates becomes equal to the resistance of the plates