20151213 One question per day
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20151213 Daily Question: The rewards are as follows: 1-3 points for participation, 5 points for a correct answer, and 8-10 points for a correct answer accompanied by an analysis. State which of the following options is correct regarding the power supply requirements for electrical equipment in transmission and transportation systems. ( )A. Electrical equipment within the same transmission and transportation system should preferably be powered by the same power source. B. Sections of the system separated by different processes can be powered by multiple circuits from the same power source. C. Individual motors with high power levels that are located far from the power source can be powered by circuits located nearby. D. When electrical equipment is powered by different circuits or lines, and interlocks are in place between them, it is possible for them to be powered by different circuits. The answer is A
Requirements for power supply to electrical equipment in transmission and transportation systems; one of the following answers is correct, please indicate it. (B ) A. Electrical equipment within the same transmission and transportation system should preferably be powered by the same power source. B. If the system is divided into multiple sections based on the manufacturing process, it can be powered by multiple circuits from the same power source. C. Individual motors with high power levels that are located far from the power source can be powered by circuits located nearby. D. When electrical equipment is powered by different circuits or lines, interlocks can be installed between them, allowing them to be powered by separate circuits
Requirements for power supply to electrical equipment in transmission and transportation systems; one of the following answers is correct, please indicate it. (A) A. Electrical equipment within the same transmission and transportation system should preferably be powered by the same power source. B. If the system is divided into multiple sections based on the manufacturing process, it can be powered by multiple circuits from the same power source. C. Individual motors with high power levels that are located far from the power source can be powered by circuits located nearby. D. When electrical equipment is powered by different circuits or lines, and interlocks are in place between them, it is possible for them to be powered by different circuits
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Requirements for power supply to electrical equipment in transmission and transportation systems; one of the following answers is correct, please indicate it. (a) A. Electrical equipment within the same transmission and transportation system should preferably be powered by the same power source
Requirements for power supply to electrical equipment in transmission and transportation systems; one of the following answers is correct, please indicate it. (B. Divided into multiple sections according to the processing process, powered by multiple circuits from the same power source)
B. Divided into multiple sections according to the processing process, powered by multiple circuits from the same power source
Requirements for power supply to electrical equipment in transmission and transportation systems; one of the following answers is correct, please indicate it. (B) A. Electrical equipment within the same transmission and transportation system should preferably be powered by the same power source. B. If the system is divided into multiple sections based on the manufacturing process, it can be powered by multiple circuits from the same power source. C. Individual motors with high power levels that are located far from the power source can be powered by circuits located nearby. D. When electrical equipment is powered by different circuits or lines, interlocks can be installed between them, allowing them to be powered by separate circuits