A 1400 W refrigerator, a 1500 W electric frying pan, and a 200 W lamp are plugged into the same outlet in a 15 A, 440 V circuit. ( these devices are in parallel when plugged into the same socket.) What current (in A) is drawn by refrigerator?

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A 1400 W refrigerator, a 1500 W electric frying pan, and a 200 W lamp are plugged into the same outlet in a 15 A, 440 V circuit. ( these devices are in parallel when plugged into the same socket.) What current (in A) is drawn by refrigerator?

**Problem Statement:**

Find the equivalent resistance (in µΩ) of the combination of resistors shown in the figure below, if \( R_1 = 200 \, \mu\Omega \) and \( R_2 = 200 \, \mu\Omega \).

**Diagram Explanation:**

The diagram features a combination of resistors arranged as follows:

1. **Resistor R1** with a resistance of \( 200 \, \mu\Omega \).
2. Four additional visible resistors with specified resistances:
   - \( 3.50 \, \mu\Omega \)
   - \( 8.00 \, \mu\Omega \)
   - \( 1.50 \, \mu\Omega \)
   - \( 0.75 \, \mu\Omega \)
3. **Resistor R2** with a resistance of \( 200 \, \mu\Omega \).

**Connections:**

- The resistor \( R_1 \) is connected in parallel with the \( 3.50 \, \mu\Omega \) resistor.
- The \( 8.00 \, \mu\Omega \) resistor is connected in series with the above parallel combination.
- Parallel to this series connection, there are two resistors: \( 1.50 \, \mu\Omega \) and a combination of \( 0.75 \, \mu\Omega \) and \( R_2 \).
- The \( 0.75 \, \mu\Omega \) resistor is in series with \( R_2 \), and this combination is in parallel with the \( 1.50 \, \mu\Omega \) resistor.

**Objective:**

Calculate the equivalent resistance of the described resistor network in micro-ohms (µΩ).
Transcribed Image Text:**Problem Statement:** Find the equivalent resistance (in µΩ) of the combination of resistors shown in the figure below, if \( R_1 = 200 \, \mu\Omega \) and \( R_2 = 200 \, \mu\Omega \). **Diagram Explanation:** The diagram features a combination of resistors arranged as follows: 1. **Resistor R1** with a resistance of \( 200 \, \mu\Omega \). 2. Four additional visible resistors with specified resistances: - \( 3.50 \, \mu\Omega \) - \( 8.00 \, \mu\Omega \) - \( 1.50 \, \mu\Omega \) - \( 0.75 \, \mu\Omega \) 3. **Resistor R2** with a resistance of \( 200 \, \mu\Omega \). **Connections:** - The resistor \( R_1 \) is connected in parallel with the \( 3.50 \, \mu\Omega \) resistor. - The \( 8.00 \, \mu\Omega \) resistor is connected in series with the above parallel combination. - Parallel to this series connection, there are two resistors: \( 1.50 \, \mu\Omega \) and a combination of \( 0.75 \, \mu\Omega \) and \( R_2 \). - The \( 0.75 \, \mu\Omega \) resistor is in series with \( R_2 \), and this combination is in parallel with the \( 1.50 \, \mu\Omega \) resistor. **Objective:** Calculate the equivalent resistance of the described resistor network in micro-ohms (µΩ).
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