If a single conductor in a transmission line dissipates 6,000kWh of

In summary, a transmission line is a specialized cable used to carry electrical energy over long distances, typically made of copper or aluminum. It dissipates energy through electrical resistance, converting some of the energy into heat. kWh is a unit of energy used to measure electricity consumption. It is important to know how much energy a transmission line dissipates as it affects the efficiency and reliability of the power grid. The amount of energy dissipated can be reduced through various methods to improve overall efficiency.
  • #1
Jason03
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If a single conductor in a transmission line dissipates 6,000kWh of energy over a 24 hour period during which time the current in the conductor was 100 amps. What is the resistance in the conductor.

So could I just conver the kWh of energy to kW by dividing by 24 hours...than just use ohms law to find the resistance...?
 
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  • #2
Hi Jason03! :smile:
Jason03 said:
So could I just conver the kWh of energy to kW by dividing by 24 hours...than just use ohms law to find the resistance...?

Yup! :biggrin:
 
  • #3


Yes, you are correct. To find the resistance in the conductor, you can first convert the 6,000kWh of energy to kW by dividing by 24 hours, which gives you 250 kW. Then, you can use Ohm's Law (V=IR) to calculate the resistance. Since the current (I) is given as 100 amps, and the voltage (V) is not specified, you can use the power formula (P=IV) to find the voltage. Plugging in the values, we get 250 kW = 100 A x V. Solving for V, we get 2.5 kV. Finally, using Ohm's Law again, we can calculate the resistance as R = V/I = 2.5 kV / 100 A = 25 ohms. Therefore, the resistance in the conductor is 25 ohms.
 

Related to If a single conductor in a transmission line dissipates 6,000kWh of

What is a transmission line?

A transmission line is a specialized cable used to carry electrical energy from one point to another. It is typically made of a single conductor, such as copper or aluminum, and is used in power distribution systems to transmit large amounts of electricity over long distances.

How does a transmission line dissipate energy?

A transmission line dissipates energy through electrical resistance. As electrical current flows through the conductor, some of the energy is converted into heat due to the resistance of the material. This heat is then dissipated into the surrounding environment.

What is kWh?

kWh stands for kilowatt-hour and is a unit of energy commonly used to measure electricity consumption. It represents the amount of energy used by a 1,000-watt device in one hour.

Why is it important to know how much energy a transmission line dissipates?

Knowing the amount of energy dissipated by a transmission line is important for understanding the efficiency of the system. The more energy that is lost through dissipation, the less efficient the transmission line is at delivering electricity to its intended destination. This can impact overall energy costs and the reliability of the power grid.

Can the amount of energy dissipated by a transmission line be reduced?

Yes, the amount of energy dissipated by a transmission line can be reduced through various methods such as using materials with lower resistance, improving insulation, and implementing more efficient transmission technologies. These efforts can help to minimize energy loss and improve the overall efficiency of the transmission line.

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