Electronics - Voltage and Current
Exercise :: Voltage and Current - General Questions
| 36. |
What is a characteristic of a secondary cell? |
| A. |
rechargeability | | B. |
not rechargeable | | C. |
a dry cell | | D. |
non-liquid |
Answer: Option A
Explanation:
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| 37. |
What are the basic building blocks that all matter is composed of? |
| A. |
electrons, neutrons, and protons | | B. |
two protons for each neutron | | C. |
two protons for each electron | | D. |
electrons, neutrons, and charged ions |
Answer: Option A
Explanation:
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| 38. |
If a fluid system is compared to an electrical system, the fluid pump will correspond to a: |
| A. |
conductor | | B. |
lamp | | C. |
battery | | D. |
insulator |
Answer: Option C
Explanation:
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| 39. |
An element is a substance that is: |
| A. |
varied throughout the entire piece | | B. |
used only in electronics | | C. |
electrically charged | | D. |
found only in its pure form |
Answer: Option D
Explanation:
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| 40. |
Current is: |
| A. |
the presence of a positive charge | | B. |
the abundance of electrons | | C. |
the movement of electrons | | D. |
the repulsion of electrons |
Answer: Option C
Explanation:
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