Any device that produces mechanical motion from the forces of the magnetic flux created by an electro-magnet is called a(n) _______________.
Fill in the blank(s) with the appropriate word(s).
solenoid
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The ____ is a type of inverter drive in which the current is controlled while the voltage is varied to satisfy the motor's needs.
A. variable voltage inverter B. current source inverter C. digital input inverter D. SCR bridge inverter
Name the two things forests provide for wildlife
What will be an ideal response?
Write the following words as decimals or mixed numbers: sixty-six and thirty-five hundred-thousandths.
Fill in the blank(s) with the appropriate word(s).
If a voltmeter shows a reading of 240 V across the thermal limit to a strip heater on an electric furnace, it indicates:
A) The limit is open, breaking the circuit to the heater. B) The limit is closed, breaking the circuit to the heater. C) The limit is open, completing the circuit to the heater. D) The limit is close, completing the circuit to the heater.