What happens when the electrical contacts close in the motorized valve?
A) the circulator pump starts B) the circulator pump stops
C) the bypass pump stops D) the bypass pump starts
A
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Answer the following statement(s) true (T) or false (F)
1. Capacitors are devices that support a change of voltage. 2. Capacitors can produce currents of thousands of amperes for short periods of time. 3. Polarized capacitors can be used in AC circuits only. 4. When a capacitor is connected to an alternating current circuit, current will appear to flow through the capacitor. 5. The power value for a capacitor is reactive and is measured in VARs.
A low power consumption IC is the
A) CMOS. B) PTT. C) RPG. D) TTL.
The output voltage or current of a digital-to-analog converter is truly an analog signal
Indicate whether the statement is true or false
A person who is going to create effective visualization images should have personal expertise, training, and comprehension.
Answer the following statement true (T) or false (F)