5. The resistance of a copper wire at 30°C is 50 n. If the temperature coefficient of copper at 0°C is 0.00427, what is the resistance at 100°C? C. 52.5°C A. 72.26 0 B. 63.24 0 D. 78.3°C 6. A 120 V DC...

5. The resistance of a copper wire at 30°C is 50 n. If the temperature coefficient of copper at 0°C is<br>0.00427, what is the resistance at 100°C?<br>C. 52.5°C<br>A. 72.26 0<br>B. 63.24 0<br>D. 78.3°C<br>6. A 120 V DC motor draws current of 100A and is located 1000ft from the supply source. If the<br>diameter of the copper transmission line is 0.45 inch, what must be the voltage of the supply?<br>A. 125.32V<br>В. 130.24V<br>с. 129.32V<br>D. 127.05V<br>

Extracted text: 5. The resistance of a copper wire at 30°C is 50 n. If the temperature coefficient of copper at 0°C is 0.00427, what is the resistance at 100°C? C. 52.5°C A. 72.26 0 B. 63.24 0 D. 78.3°C 6. A 120 V DC motor draws current of 100A and is located 1000ft from the supply source. If the diameter of the copper transmission line is 0.45 inch, what must be the voltage of the supply? A. 125.32V В. 130.24V с. 129.32V D. 127.05V

Jun 11, 2022

SOLUTION.PDF

5. The resistance of a copper wire at 30°C is 50 n. If the temperature coefficient of copper at 0°C is 0.00427, what is the resistance at 100°C? C. 52.5°C A. 72.26 0 B. 63.24 0 D. 78.3°C 6. A 120 V DC...

Get Answer To This Question

Related Questions & Answers

Submit New Assignment