The energy stored in a system of capacitors (only)

In summary, the conversation discusses the voltage and energy levels of a charged and uncharged capacitor when connected. The formula for calculating energy is also mentioned. The speaker mentions attempting to equate the initial and final energy of the system, but the results did not match. The conversation ends with a request for clarification on the mistake made in the calculation.
  • #1
Roxas ross
1.when a charged capacitor is connected to an uncharged capacitor will they attain the same voltage ?the initial and final energy are different why is this so?2.q=CV,U=c*v*v/23. I tried to equate the initial and final energy of system of capacitors but the answer does not match.what is the mistake in doing so?
 
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  • #2
Hi Roxas Ross,

Please keep the template headers intact when you create your homework help request posts; don't delete the headers.

Roxas ross said:
I tried to equate the initial and final energy of system of capacitors but the answer does not match.what is the mistake in doing so?
The problem statement says that they will be different. Are you saying that you found them to be the same? Can you show your attempt in more detail?
 

Related to The energy stored in a system of capacitors (only)

1. What is the equation for calculating the total energy stored in a system of capacitors?

The total energy stored in a system of capacitors can be calculated using the formula: E = 1/2 * C * V^2, where E is the energy stored, C is the total capacitance, and V is the voltage across the capacitors.

2. How does increasing the number of capacitors affect the total energy stored in a system?

Increasing the number of capacitors in a system will increase the total energy stored. This is because the total capacitance increases, which in turn increases the voltage across the capacitors, resulting in a higher amount of energy stored.

3. What factors affect the amount of energy stored in a system of capacitors?

The amount of energy stored in a system of capacitors is affected by the capacitance, voltage, and number of capacitors in the system. Additionally, the type of dielectric material used and the temperature can also have an impact on the energy stored.

4. Can the energy stored in a system of capacitors be negative?

No, the energy stored in a system of capacitors cannot be negative. Capacitors store energy in the form of an electric field, which is always positive. Therefore, the energy stored in a system of capacitors will always be a positive value.

5. How is the energy stored in a system of capacitors used in practical applications?

The energy stored in a system of capacitors can be used in a variety of practical applications, such as in electronic devices to power circuits or in power factor correction systems to improve energy efficiency. It can also be used in energy storage systems, such as in electric vehicles or renewable energy systems.

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