## GBS Physics Resources

The Physics Classroom

# Henderson's Physics 163

### Chapter 23 Opening Questions

Thursday, February 14:

For series circuits: as the number of resistors connected in series increases, the ...
• ... overall current _______ .
• ... overall resistance ______.

For parallel circuits: as the number of resistors connected in parallel increases, the ...

• ... overall current _______ .
• ... overall resistance ______.

Friday, February 15:

What types of connections are most commonly used to connect devices in household electrical circuits - series or parallel? Explain how you know.

Tuesday, February 19:

Given the following:
VTot = 60 volts

R1 = 5.0 ohm

R2 = 11.0 ohm

R3 = 14.0 ohm

Determine the values of Rtot, Itot, I1, I2, I3, V1, V2 and V3.

Friday, February 22:

Given the following:
VTot = 60 volts

R1 = 5.0 ohm

R2 = 11.0 ohm

R3 = 14.0 ohm

Determine the values of Rtot, Itot, I1, I2, I3, V1, V2 and V3.

Monday, February 25:

Consider the circuit as shown at the right.

1. What effect would increasing the R3 value have upon the values of Itot, I1 and V1?

2. If the third branch is removed from the circuit, what effect would this change have upon the values of Itot, I1 and V1?

Tuesday, February 26:

Coming soon!

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