5. What would the voltage be at the following times if the initial voltage is 8V, the resistance is 2 kf2 and the capacitance is 50 µF. (a) At t=0 ms, V (b) At t-100 ms, V= (c) At t-1000 ms, V=

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**Question 5: Voltage Calculation Over Time in an RC Circuit**

What would the voltage be at the following times if the initial voltage is 8V, the resistance is 2 kΩ, and the capacitance is 50 μF?

(a) At t = 0 ms, V = ______________

(b) At t = 100 ms, V = ______________

(c) At t = 1000 ms, V = ______________

---

*Note: To calculate the voltage across the capacitor at a given time in an RC circuit, use the formula:*

\[ V(t) = V_0 \cdot e^{-\frac{t}{RC}} \]

*where \( V_0 \) is the initial voltage, \( t \) is the time, \( R \) is the resistance, and \( C \) is the capacitance.*
Transcribed Image Text:**Question 5: Voltage Calculation Over Time in an RC Circuit** What would the voltage be at the following times if the initial voltage is 8V, the resistance is 2 kΩ, and the capacitance is 50 μF? (a) At t = 0 ms, V = ______________ (b) At t = 100 ms, V = ______________ (c) At t = 1000 ms, V = ______________ --- *Note: To calculate the voltage across the capacitor at a given time in an RC circuit, use the formula:* \[ V(t) = V_0 \cdot e^{-\frac{t}{RC}} \] *where \( V_0 \) is the initial voltage, \( t \) is the time, \( R \) is the resistance, and \( C \) is the capacitance.*
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Follow-up Question
### Problem Statement:
What would the voltage be at the following times if the initial voltage is 8V, the resistance is 2 kΩ, and the capacitance is 50 μF?

### Solution:

**(a) At t=0 ms, V =**

The initial voltage at time t=0 ms is given by the formula:

\[ v = V(1 - e^{-\frac{t}{RC}}) \]

Using the initial conditions:
\[ V = 8V, \]
\[ t = 0 ms, \]
\[ R = 2000 \, \Omega, \]
\[ C = 50 \, \mu F. \]

Substitute into the equation:
\[ v = 8(1 - e^{0}) = 0V. \]

Corrected value:
\[ V = 8V. \]

**(b) At t=100 ms, V =**

Using the same formula:

\[ v = 8(1 - e^{-\frac{100 \times 10^{-3}}{2000 \times 50 \times 10^{-6}}}) \]

\[ v = 8(1 - e^{-\frac{100 \times 10^{-3}}{100}}) \]

\[ v = 8(1 - e^{-0.1}) \]

\[ v \approx 5.057V. \]

**(c) At t=1000 ms, V =**

Using the formula again:

\[ v = 8(1 - e^{-\frac{1000 \times 10^{-3}}{2000 \times 50 \times 10^{-6}}}) \]

\[ v = 8(1 - e^{-\frac{1000 \times 10^{-3}}{100}}) \]

\[ v = 8(1 - e^{-1}) \]

\[ v \approx 8V. \]

There is a question mark next to this final calculation, indicating uncertainty or a need for verification. The expected value should be checked for correctness based on the provided formula and assumptions.
Transcribed Image Text:### Problem Statement: What would the voltage be at the following times if the initial voltage is 8V, the resistance is 2 kΩ, and the capacitance is 50 μF? ### Solution: **(a) At t=0 ms, V =** The initial voltage at time t=0 ms is given by the formula: \[ v = V(1 - e^{-\frac{t}{RC}}) \] Using the initial conditions: \[ V = 8V, \] \[ t = 0 ms, \] \[ R = 2000 \, \Omega, \] \[ C = 50 \, \mu F. \] Substitute into the equation: \[ v = 8(1 - e^{0}) = 0V. \] Corrected value: \[ V = 8V. \] **(b) At t=100 ms, V =** Using the same formula: \[ v = 8(1 - e^{-\frac{100 \times 10^{-3}}{2000 \times 50 \times 10^{-6}}}) \] \[ v = 8(1 - e^{-\frac{100 \times 10^{-3}}{100}}) \] \[ v = 8(1 - e^{-0.1}) \] \[ v \approx 5.057V. \] **(c) At t=1000 ms, V =** Using the formula again: \[ v = 8(1 - e^{-\frac{1000 \times 10^{-3}}{2000 \times 50 \times 10^{-6}}}) \] \[ v = 8(1 - e^{-\frac{1000 \times 10^{-3}}{100}}) \] \[ v = 8(1 - e^{-1}) \] \[ v \approx 8V. \] There is a question mark next to this final calculation, indicating uncertainty or a need for verification. The expected value should be checked for correctness based on the provided formula and assumptions.
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Follow-up Question
5. What would the voltage be at the following times if the initial voltage is 8V, the resistance is 2 k and
the capacitance is 50 uF.
You
At t=0 ms, V =
Ov 8V
(b) At t=100 ms, V=_S.SV
At t=1000 ms, V=
8V
V = Vu (1-22)-> (8)(1-eft) = uv
-100
v = (8) 11-e (2000 (50x10²4)) -- S.USTV
-1000103 +0₁) = 8.00
V= (8) (1-e 2000 (Saxiy
2
0
Transcribed Image Text:5. What would the voltage be at the following times if the initial voltage is 8V, the resistance is 2 k and the capacitance is 50 uF. You At t=0 ms, V = Ov 8V (b) At t=100 ms, V=_S.SV At t=1000 ms, V= 8V V = Vu (1-22)-> (8)(1-eft) = uv -100 v = (8) 11-e (2000 (50x10²4)) -- S.USTV -1000103 +0₁) = 8.00 V= (8) (1-e 2000 (Saxiy 2 0
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Follow-up Question
**Problem 5: Voltage Calculation with Initial Conditions**

Given:  
- Initial voltage: 8V  
- Resistance: 2 kΩ  
- Capacitance: 50 μF  

**Objective:**  
Determine the voltage at specific time intervals.

### (a) At \( t = 0 \) ms, \( V = \)

\[ V = V_0(1 - e^{-\frac{t}{RC}}) \]
\[ V = 8(1 - e^{-\frac{0}{2000 \times 50 \times 10^{-6}}}) = 0 \text{ V} \]

### (b) At \( t = 100 \) ms, \( V = \)

\[ V = 8(1 - e^{-\frac{100 \times 10^{-3}}{2000 \times 50 \times 10^{-6}}}) \approx 5.05 \text{ V} \]

### (c) At \( t = 1000 \) ms, \( V = \)

\[ V = 8(1 - e^{-\frac{1000 \times 10^{-3}}{2000 \times 50 \times 10^{-6}}}) = 8.00 \text{ V} \]

\S, the voltage at each time interval is calculated using the charging formula for a capacitor in an RC circuit, where \( V_0 \) is the initial voltage, \( R \) is the resistance, and \( C \) is the capacitance.
Transcribed Image Text:**Problem 5: Voltage Calculation with Initial Conditions** Given: - Initial voltage: 8V - Resistance: 2 kΩ - Capacitance: 50 μF **Objective:** Determine the voltage at specific time intervals. ### (a) At \( t = 0 \) ms, \( V = \) \[ V = V_0(1 - e^{-\frac{t}{RC}}) \] \[ V = 8(1 - e^{-\frac{0}{2000 \times 50 \times 10^{-6}}}) = 0 \text{ V} \] ### (b) At \( t = 100 \) ms, \( V = \) \[ V = 8(1 - e^{-\frac{100 \times 10^{-3}}{2000 \times 50 \times 10^{-6}}}) \approx 5.05 \text{ V} \] ### (c) At \( t = 1000 \) ms, \( V = \) \[ V = 8(1 - e^{-\frac{1000 \times 10^{-3}}{2000 \times 50 \times 10^{-6}}}) = 8.00 \text{ V} \] \S, the voltage at each time interval is calculated using the charging formula for a capacitor in an RC circuit, where \( V_0 \) is the initial voltage, \( R \) is the resistance, and \( C \) is the capacitance.
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