Electronics - Parallel Circuits - Discussion

4. 

The total current in the given circuit is ___.

[A]. 2.5 mA
[B]. 0.6 mA
[C]. 1.5 mA
[D]. 0.4 mA

Answer: Option A

Explanation:

No answer description available for this question.

Rajavarapu Narendhar said: (Jan 21, 2012)  
In the above 12v is same for each branch of parallel circuit

I(total)=I1+I2+I3
So I1=12/20=0.6 mA

I2=12/8=1.5mA

I3=12/30=0.4mA

Total current I(total)=0.6+1.5+0.4=2.5 mA.

Shruti said: (Jul 1, 2016)  
Total resistance 1/R = 1/20 + 1/8 + 1/30,

R = 120/25,

I = V/R,

12*25/120 = 2.5.

Clemet said: (Jul 5, 2018)  
In the above 12v is the same for each branch of the parallel circuit.

I(total)=I1+I2+I3.

So I1=12/20=0.6 mA.
I2=12/8=1.5mA.
I3=12/30=0.4mA.

Total current I(total)=0.6+1.5+0.4=2.5 mA.

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