Task 31696.
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- Physics
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- 31696.png (34.61 KB)
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- 01.06.2019 18:25:02
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- Юрий Физик · about the seller and their products
DESCRIPTION
Task 31696.
The current from the line to the consumer is diluted by copper wires, the total length of which is 49 m and a cross section of 2.5 mm ^ 2. The voltage in the line is 120 V. The consumer is a 600 W furnace. What is the resistance of the furnace? The resistivity of copper = 17 NOM * m.
Additional information:
Detailed solution with a brief record of the conditions, formulas and laws used in the decision, the conclusion of the calculation formula and the answer.
If you have any questions about the decision, write. I will try to help. File in image format.
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