Practice Electric Current (2.1) - Current Electricity

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10 questions

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4 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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Quiz
4 questions · about 3 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
What is the formula for electric current?
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Think about charge and time.
Question 2.
What is the SI unit of electric current?
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It starts with 'A' like 'Amps'.
3Question 3.
What is the definition of electric current?
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Remember to mention charge and flow.
4Question 4.
The direction of conventional current flows from ____ to ____.
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Consider what 'conventional' means in physics.
Question 5.
Calculate the current if a charge of 15 C flows through a conductor in 3 seconds. Show your work.
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Plug in the values from the problem into the formula.
Question 6.
Explain why higher drift velocity can lead to higher current in a conductor.
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Consider the relationship between speed and charge movement.

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