The function of the permanent magnet in electromechanical type spinning wheel kilowatt-hour meter is a. None...
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The function of the permanent magnet in electromechanical type spinning wheel kilowatt-hour meter is a. None of the above b. „Exerting an opposing torque necessary for calibrating the meter c. (Supplying the necessary magnetic flux to generate eddy currents in the aluminum disC d. .Generating magnetic flux in the current coil Regarding the power supply of intercom, the correct statement is a lt is a step-up transformer b .lts secondary coil provides the buzzer with dc current c The cross-sectional area of the secondary coil wires is higher than that used for the primary coil d .lts primary coil current equals to secondary coil current DC loads make the aluminum disc of the KWHM rotates more quickly than AC loads a. True b.False The function of the permanent magnet in electromechanical type spinning wheel kilowatt-hour meter is a. None of the above b. „Exerting an opposing torque necessary for calibrating the meter c. (Supplying the necessary magnetic flux to generate eddy currents in the aluminum disC d. .Generating magnetic flux in the current coil Regarding the power supply of intercom, the correct statement is a lt is a step-up transformer b .lts secondary coil provides the buzzer with dc current c The cross-sectional area of the secondary coil wires is higher than that used for the primary coil d .lts primary coil current equals to secondary coil current DC loads make the aluminum disc of the KWHM rotates more quickly than AC loads a. True b.False
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