Practice Fundamental Quantities In Electricity (1.2)

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9 questions

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3 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
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3 questions · about 2 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
What is the unit of charge?
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It's named after a scientist.
Question 2.
How is electric current measured?
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Think about the flow of charge.
3Question 3.
What unit is used to measure electric charge?
- Coulomb
- Ampere
- Volt
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It's named after a scientist.
4Question 4.
True or False: Voltage is the same as electric current.
- True
- False
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Think about how they are defined.
Question 5.
A circuit has a potential difference of 15V and a resistance of 3Ω. What is the current flowing through it? Use Ohm's Law to calculate.
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Use the formula to solve for current.
Question 6.
If a conductor has 0.5 coulombs passing through it in 2 seconds, what is the current? Explain why understanding this concept matters in electrical systems.
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Remember to apply the formula I = Q/t.

5 more questions in this section. Enroll free to practise them all.