- #1
liangtp
- 2
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Hi,
In a power transmission cable, the power, P=24W, Voltage=12V, the resistance of the cable, R=4 ohm.
What is the current that flows in this cable? Shall I use P=VI or V=IR to calculate the current?
Both seems to give different answers.
Thanks
In a power transmission cable, the power, P=24W, Voltage=12V, the resistance of the cable, R=4 ohm.
What is the current that flows in this cable? Shall I use P=VI or V=IR to calculate the current?
Both seems to give different answers.
Thanks