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edr1cBest ResponseYou've already chosen the best response.0
i need to assign the 2 nodes next to Va as V1 and V2?
 one year ago

ash2326Best ResponseYou've already chosen the best response.1
Is there a resistor below Va?
 one year ago

edr1cBest ResponseYou've already chosen the best response.0
nope, tats just the error checking line ==
 one year ago

ash2326Best ResponseYou've already chosen the best response.1
then he two nodes will have the same voltage Va on both the nodes
 one year ago

edr1cBest ResponseYou've already chosen the best response.0
oh so the sum flowing out = 0?
 one year ago

edr1cBest ResponseYou've already chosen the best response.0
yea i think i got it, its very close to my experimental value.
 one year ago

ash2326Best ResponseYou've already chosen the best response.1
It's easy, summing currents leaving from super node ( the branch with voltage Va) \[\frac{V_aE_1}{R_1}+\frac{V_a0}{R2}+\frac{V_a0}{R3}+\frac{V_aE2}{R4}=0\]
 one year ago

edr1cBest ResponseYou've already chosen the best response.0
oh ic. didnt realise its a super node in the 1st place. not being observant enough
 one year ago
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