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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