27. Resistors & DC Circuits

Combining Resistors in Series & Parallel

27. Resistors & DC Circuits

# Combining Resistors in Series & Parallel - Video Tutorials & Practice Problems

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concept

### Combining Resistors in Series & Parallel

Video duration:

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2

Problem

ProblemWhat is the equivalent resistance of the following combination of resistors?

A

0.69 Ω

B

1.45 Ω

C

5.8 Ω

D

6.2 Ω

3

concept

### Shortcut Equations for Resistors Parallel

Video duration:

7mPlay a video:

4

Problem

ProblemWhat is the equivalent resistance of the following combination of resistors?

A

0.4 Ω

B

2.5 Ω

C

7.0 Ω

D

10 Ω

5

example

### Weird Arrangement (Re-Drawing Resistors)

Video duration:

6mPlay a video:

6

Problem

ProblemIf every resistor below has resistance R, what is the equivalent resistance of the combination, in terms of R?

A

0.5R

B

R

C

4R

D

5R

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PRACTICE PROBLEMS AND ACTIVITIES (19)

- Light Bulbs in Series and in Parallel. Two light bulbs have constant resistances of 400Ω and 800Ω. The two lig...
- Light Bulbs in Series and in Parallel. Two light bulbs have constant resistances of 400Ω and 800Ω. The two lig...
- Light Bulbs in Series and in Parallel. Two light bulbs have constant resistances of 400Ω and 800Ω. The two lig...
- Light Bulbs in Series and in Parallel. Two light bulbs have constant resistances of 400Ω and 800Ω. If the two ...
- Light Bulbs in Series and in Parallel. Two light bulbs have constant resistances of 400Ω and 800Ω. If the two ...
- Light Bulbs in Series and in Parallel. Two light bulbs have constant resistances of 400Ω and 800Ω. If the two ...
- Power Rating of a Resistor. The power rating of a resistor is the maximum power the resistor can safely dissip...
- Power Rating of a Resistor. The power rating of a resistor is the maximum power the resistor can safely dissip...
- Power Rating of a Resistor. The power rating of a resistor is the maximum power the resistor can safely dissip...
- A triangular array of resistors is shown in Fig. E26.5. (d) If the battery has an internal resistance of 3.00...
- A triangular array of resistors is shown in Fig. E26.5. What current will this array draw from a 35.0-V batte...
- A triangular array of resistors is shown in Fig. E26.5. What current will this array draw from a 35.0-V batte...
- A triangular array of resistors is shown in Fig. E26.5. What current will this array draw from a 35.0-V batte...
- A machine part has a resistor X protruding from an opening in the side. This resistor is connected to three ot...
- A uniform wire of resistance R is cut into three equal lengths. One of these is formed into a circle and conne...
- You have a 2.0 Ω resistor, a 3.0 Ω resistor, a 6.0 Ω resistor, and a 6.0 V battery. Draw a diagram of a circui...
- Draw a circuit diagram for the circuit of FIGURE EX28.2.