电力电子技术主要用于（ ）？
A: Information Processing
B: Power Conversion
C: Power Supply
A: Information Processing
B: Power Conversion
C: Power Supply
举一反三
- Electric power is an indispensable energy on board, so _____ plays a role in distribution, conversion and control of electric power on board. A: power supply unit B: distribution device C: power network D: load
- 中国大学MOOC:"Power Conversion Efficiency=Optical output power / Electric input power";
- 供电组件能够提供28V直流电。 A: The power unit can supply 28 VD B: The power unit is capable of producing 28 VD C: The power unit may supply 28 VD D: The power unit would supply 28 VD
- The power that an amplifier delivers to a load is equal to the difference between the power that the circuit draws from the power supply and the power that the circuit dissipates. ? 正确|错误
- A technician receives a computer for repair and observes that the fan on the power supply is not moving. Which of the following should the technician do？ （） A: Move the power supply voltage switch to 220 volts. B: Add an additional fan to help cool the computer. C: Replace the cable that attaches the power supply to the motherboard. D: Replace the power supply.