Tuesday, February 24, 2015

HW

In addition to working on the lab, here are circuit questions to think about (A block - Wednesday; F-block - Thursday):

1.  Consider 3 resistors in series with a 12-V battery, with resistances equal to 1, 2 and 3 ohms.  Find the following:

a.  total resistance
b.  current from battery
c.  current through each resistor
d.  voltage over each resistor

2.  Consider 3 resistors in parallel with a 12-V battery, with resistances equal to 1, 2 and 3 ohms.  Find the following:

a.  total resistance
b.  current from battery
c.  current through each resistor
d.  voltage over each resistor

3.  Imagine if you had a circuit with a 12-V battery in series with a 4-ohm resistor - and this is in series with a parallel combination of resistors (3 and 6 ohms).  How would you treat this circuit, if you wanted to determine the total resistance, and all currents and voltages?  Give this a shot, if you have time.

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