Practice Electrostatic Potential And Capacitance - Introduction (2)

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9 questions

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6 sample questions

Question 1.
Define electrostatic potential.
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Think about the energy needed to move a charge.
Question 2.
What unit is capacitance measured in?
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Consider how charge and voltage relate in this definition.
3Question 3.
What does electrostatic potential measure?
- Energy per distance
- Work per charge
- Force per unit area
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Consider the definition of work done against an electric field.
4Question 4.
True or False: The capacitance of a capacitor is dependent on its shape and the dielectric material between the plates.
- True
- False
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Think about what physical factors affect storage capacity.
Question 5.
A capacitor is initially charged to 300V. If a dielectric of K = 4 is inserted, what is the new voltage across the capacitor?
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Consider how dielectric constants modify voltage in capacitors.
Question 6.
A series circuit consists of two capacitors, 5 µF and 10 µF. Find the equivalent capacitance.
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Use the reciprocal formula for understanding series capacitor combinations.

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