How to Calculate Resistance and Voltage in Combination Circuits?

However, in summary, the conversation is about a combination circuit with resistance values of R1 = 3.28, R2 = 3.28, R3 = 6.58. The task is to determine the equivalent resistance, voltmeter readings, and ammeter readings at specified locations. The relevant equation is v=ir, and the person is struggling to find the equivalent resistance.
  • #1
jeffc93
3
0

Homework Statement



The circuit at the right is a combination circuit. The resistance values are

R1 = 3.28
R2 = 3.28
R3 = 6.58

Determine the equivalent resistance (for the combination of three resistors), the voltmeter readings and the ammeter readings at the indicated locations.

R-eq =
V1 =
V3 =
I1 =
I2 =
I3 =



Homework Equations



v=ir


The Attempt at a Solution



i need to find these.. i can't get the Equivilent resistance and that's messing me up on everything else. if someone could show me how to get this stuff itd be really appreciated!

heres the picture that goes with it!

http://tinypic.com/view.php?pic=1zzsxsm&…

thanks!
 
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  • #2
Hi jeffc93! :smile:

Your link isn't working. :redface:
 

FAQ: How to Calculate Resistance and Voltage in Combination Circuits?

What are combination circuits?

Combination circuits are electrical circuits that contain both series and parallel components. This means that the components in the circuit are connected both in a single pathway (series) and in multiple branches (parallel).

What is the purpose of combination circuits?

The purpose of combination circuits is to combine the advantages of both series and parallel circuits. Series circuits provide a constant current throughout the circuit, while parallel circuits allow for multiple pathways for current to flow through. Combination circuits can provide both a constant current and multiple pathways for current to flow, making them useful in a variety of applications.

How do you calculate the total resistance in a combination circuit?

To calculate the total resistance in a combination circuit, you need to use a combination of series and parallel circuit rules. First, calculate the total resistance in the series portion of the circuit. Then, use the parallel circuit formula to calculate the total resistance of the parallel portion. Finally, add these two resistances together to get the total resistance of the combination circuit.

What is the difference between a series-parallel circuit and a combination circuit?

A series-parallel circuit is a type of combination circuit where some components are connected in series and others are connected in parallel. In a combination circuit, all components are connected in both series and parallel. This means that in a series-parallel circuit, there are separate branches for the parallel components, while in a combination circuit, all components are connected in one continuous loop.

What are the advantages of using combination circuits?

Combination circuits offer several advantages over series or parallel circuits. They allow for a more efficient use of power, as the parallel components can share the load. They also provide more flexibility in terms of circuit design, as both series and parallel components can be used. Additionally, combination circuits can be used in a wide range of applications, making them a versatile option for various electrical systems.

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