Practice DISPLACEMENT CURRENT - 8.2 | 8. ELECTROMAGNETIC WAVES | CBSE 12 Physics Part 1
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Knowledge

8.2 - DISPLACEMENT CURRENT

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Learning

Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What is displacement current?

💡 Hint: Think about currents that occur when electric fields vary.

Question 2

Easy

State the equation for displacement current.

💡 Hint: Consider the relationship that includes electric flux.

Practice 4 more questions and get performance evaluation

Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

What does displacement current help to define?

  • A current flowing through conductors.
  • The behavior of changing electric fields producing magnetic fields.
  • The flow of electrons in a circuit.

💡 Hint: Focus on how electric fields change.

Question 2

True or False: Displacement current is a traditional current that involves movement of charges through a conductor.

  • True
  • False

💡 Hint: Remember the definition and its implications.

Solve and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

An ideal capacitor with plates of area A and separation d is charged with a constant current. Derive an expression for both conduction and displacement currents when the potential difference is V.

💡 Hint: Consider relevant relations between charge, voltage, capacitance, and displacement currents.

Question 2

Describe how displacement current would affect the operation of a wireless power transfer system using resonant inductive coupling.

💡 Hint: Think about the underlying principles of electromagnetic induction and field propagation.

Challenge and get performance evaluation