论文部分内容阅读
题目如图是调温式电热毯的电路图,当开关拨到高温档时,电热毯的功率为100W,当开关拨到低温档时,电热毯的功率为50W.求:
The subject is shown in the circuit diagram of the temperature-controlled electric blanket. When the switch is set to high temperature, the power of the electric blanket is 100W. When the switch is set to the low temperature, the power of the electric blanket is 50W.