Electronics - Voltage and Current
Exercise :: Voltage and Current - General Questions
| 11. |
A voltmeter is used: |
| A. |
to measure current | | B. |
in series with the circuit | | C. |
in parallel with the circuit | | D. |
to measure coulombs |
Answer: Option C
Explanation:
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| 12. |
If the current in a circuit equals 0 A, it is likely that the |
| A. |
voltage is too high | | B. |
resistance is too low | | C. |
circuit has a short | | D. |
circuit is open |
Answer: Option D
Explanation:
|
| 13. |
Current equals: |
| A. |
 | | B. |
coulombs × time | | C. |
 | | D. |
voltage × time |
Answer: Option A
Explanation:
|
| 14. |
What are the unit and symbol for current? |
| A. |
Ampere, A | | B. |
Coulomb, I | | C. |
Ampere, Q | | D. |
Ampere, I |
Answer: Option D
Explanation:
|
| 15. |
Which part of an atom has no electrical charge? |
| A. |
Electron | | B. |
Neutron | | C. |
Proton | | D. |
All of the above |
Answer: Option B
Explanation:
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