A 60-volt electric time clock circuit with several clocks connected in parallel has a 2-wire line voltage drop of 12.5 volts when the circuit is closed. Using Ohm's law, find the total resistance of the 2-wire line if a current of 10 amps exists. Carry the answer to two decimal places.
Fill in the blank(s) with the appropriate word(s).
1.25
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To enter the “square root of 5” in a spreadsheet cell you would enter:
A. =SQRT(5) B. SQRT(5) C. =SQRT5 D. SQRT5
Corn meets all the nutritional needs of pigs.
Answer the following statement true (T) or false (F)
In a NOR truth table, the output will be high unless ________
Fill in the blank(s) with correct word
What is the purpose of the check valves that are installed in parallel with the metering devices on heat pumps?
A) To allow the technician to check the operation of the metering device without recovering refrigerant B) To prevent excessive pressure difference across the metering device C) To direct the flow of refrigerant around the metering device that is not being used D) To provide a pressure testing port on both sides of the metering device