ELEC 105, Spring 2004
Prof. Rich Kozick
Date Assigned: Wednesday, January 21, 2004
Date Due: Wednesday, January 28, 2004
** Changed to Friday, January 30 **
In the Hambley text,
please study Chapter 1 (all sections) for class next Monday and Wednesday.
- Please solve the following problems at the end of Chapter 1 in the Hambley text.
1.10 (assume that the current is steady, i.e., not time-varying)
- Please solve the following additional problem.
A certain bicycle lighting system uses a lamp bulb rated to absorb 20
W of power when it is on. If the system uses four 1.5-V "D" cells
(for a total of 6 V) to run the system:
(a) How much current flows through the lamp bulb when it is on?
(b) What is the equivalent resistance of the lamp bulb when it is on?