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Unformatted text preview: A . Therefore, B is analogous to a coarse control, as A is to a ne control. Hence, we recommend adjusting the current roughly with B , and then making ne adjustments with A . (b) Relatively large percentage changes in A cause only small percentage charges in the resistance of the parallel combination, thus permitting ne adjustment; any change in A causes half as much change in this combination....
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This note was uploaded on 11/12/2011 for the course PHYS 2001 taught by Professor Sprunger during the Fall '08 term at LSU.
- Fall '08