Mercury bulb-controlled thermostats require that they are installed perfectly horizontal. The tool used to accomplish this is called a(n) ____________________.
Fill in the blank(s) with the appropriate word(s).
level
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A solar hot water system is heating 7 gallons of water from 62°F to 93°F each minute when it is operating. How much heat is it collecting each minute when it is operating??
Fill in the blank(s) with the appropriate word(s).
Explain how SIC-300 regulates the temperature in the cooling tower cell.
What will be an ideal response?
According to Kirchhoff?s voltage law, the total voltage drop in a circuit is equal to the _____
a. voltage of the power source b. total resistance in the circuit c. current divided by resistance d. total current in the circuit
If +2 volts is applied to the inverting input of an op amp comparator, and -2 volts is applied to the non-inverting input, the output will be at a __________ volt saturation.
A. positive B. negative