# Electronics - Parallel Circuits

### Exercise :: Parallel Circuits - General Questions

21.

When a parallel 5 k resistor and a 25 k resistor have a 10 V supply, what is the total power loss?

 A. 2.4 mW B. 3.3 mW C. 24 mW D. 33 mW

Explanation:

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22.

In a parallel resistive circuit:

 A. there is more than one current path between two points B. the voltage applied divides between the branches C. the total branch power exceeds the source power D. the total circuit conductance is less than the smallest branch conductance

Explanation:

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23.

What is the total resistance? A. 7 k B. 1 k C. 706 D. 353 Explanation:

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24.

Kirchhoff's current law for parallel circuits states that the:

 A. sum of all branch voltages equals zero B. total circuit resistance is less than the smallest branch resistor C. sum of currents into a junction is equal to the difference of all the branch currents D. sum of the total currents flowing out of a junction equals the sum of the total currents flowing into that junction

Explanation:

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25.

Which component is open? A. R1 B. R2 C. R3 D. R4