誰人可給我phy tas Phase difference in CR and LR circuit??(贈點: 15)

2007-01-23 3:09 am
誰人可給我phy tas Phase difference in CR and LR circuits??
急要....星期二晚deadline ><.......thx~
(一定要有0個d問題的答案,如愈詳細給予愈多分數)

回答 (1)

2007-01-27 7:07 am
✔ 最佳答案
phase difference between the p.d. and the current : π/2 ( theoretical value) /less than π/2 ( exptal value if R is large)
If R is larger than before, phrase difference is less than π/2
this is because current is compared with p.d. across L and R, rather than that across L.
the same apply to RC and LR circuit.


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