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Electronics - Resistance and Power

Exercise : Resistance and Power - General Questions
16.
What is the most commonly used conductor in electronics?
aluminum
copper
gold
silver
Answer: Option
Explanation:
No answer description is available. Let's discuss.
17.
With Ohm's law, no change in resistance means that current and voltage will be:
directly proportional
unable to produce energy
the same
inversely proportional
Answer: Option
Explanation:
No answer description is available. Let's discuss.
18.
A potentiometer has how many leads?
1
2
3
4
Answer: Option
Explanation:
No answer description is available. Let's discuss.
19.
What is the ratio of 13 to 47 expressed in percent?
2.76%
27.7%
3.60%
36.1%
Answer: Option
Explanation:
No answer description is available. Let's discuss.
20.
What happens to current and resistance if the voltage doubles?
Current doubles and resistance doubles.
Current doubles and resistance is halved.
Current remains the same and resistance doubles.
Current doubles and resistance remains the same.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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