基本電學 - 考試

By Doris
at 2015-09-15T00:14
at 2015-09-15T00:14
Table of Contents
1.
http://imgur.com/ZFf5PL6
求6ohm消耗之功率,解答是54w
這題我的解法是,電流源跟電壓源分別來看(重疊?)
step1. 5A分給6ohm的電流,5*4/(4+6)=2A
step2. 10V流經4ohm跟6ohm的電流,10/(4+6)=1A
step3. (2+1)^2*6=54
請問我這麼做對嗎?
2.
http://imgur.com/9G7YDDL
解答是10A
不知道哪裡搞錯了,我一直算不出來,求解
--
http://imgur.com/ZFf5PL6
求6ohm消耗之功率,解答是54w
這題我的解法是,電流源跟電壓源分別來看(重疊?)
step1. 5A分給6ohm的電流,5*4/(4+6)=2A
step2. 10V流經4ohm跟6ohm的電流,10/(4+6)=1A
step3. (2+1)^2*6=54
請問我這麼做對嗎?
2.
http://imgur.com/9G7YDDL
解答是10A
不知道哪裡搞錯了,我一直算不出來,求解
--
Tags:
考試
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