Electronics - Resistance and Power
Exercise :: Resistance and Power - General Questions
| 16. |
What is the most commonly used conductor in electronics? |
Answer: Option B
Explanation:
|
| 17. |
With Ohm's law, no change in resistance means that current and voltage will be: |
| A. |
directly proportional | | B. |
unable to produce energy | | C. |
the same | | D. |
inversely proportional |
Answer: Option A
Explanation:
|
| 18. |
A potentiometer has how many leads? |
Answer: Option C
Explanation:
|
| 19. |
What is the ratio of 13 to 47 expressed in percent? |
Answer: Option B
Explanation:
|
| 20. |
What happens to current and resistance if the voltage doubles? |
| A. |
Current doubles and resistance doubles. | | B. |
Current doubles and resistance is halved. | | C. |
Current remains the same and resistance doubles. | | D. |
Current doubles and resistance remains the same. |
Answer: Option D
Explanation:
|
