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# Electronics - Parallel Circuits

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### Exercise

"We cannot solve our problems with the same thinking we used when we created them."
- Albert Einstein
1.

When parallel resistors are of three different values, which has the greatest power loss?

 A. The smallest resistance B. The largest resistance C. They have the same power loss. D. Voltage and resistance values are needed.

2.

What is the product-over-sum result of 150 and 6800?

 A. 150 B. 146.7 C. 0.006 D. 6800

3.

The voltage across any branch of a parallel circuit:

 A. varies as the total current varies B. is inversely proportional to total circuit resistance C. is equally applied to all branch conductances D. is dropped in proportion to each branch resistance

4.

What is the total power loss if 2 k and 1 k parallel-connected resistors have an IT of 3 mA?

 A. 6 W B. 36 W C. 6 mW D. 36 mW

5.

What happens to total resistance in a circuit with parallel resistors if one of them opens?

 A. It increases. B. It halves. C. It remains the same. D. It decreases.