PYQ Vault
EbooksTutor

Maximum current in an LC circuit from the capacitor's initial charge or voltage

This type of question, asked 3 times: 29 Jul 2022, 8 Apr 2023, 29 Jan 2024. All 3 questions below, oldest first.

Try each one first, then open its answer.

  1. Question 1

    29 Jul 2022

    120
    A capacitor of capacitance 500μF500\mu F is charged completely using a dc supply of 100 V100\text{ }V. It is now connected to an inductor of inductance 50mH50mH to form an LC circuit. The maximum current in LC circuit will be ____\_\_\_\_ A.

  2. Question 2

    8 Apr 2023

    27
    An oscillating LC circuit consists of a 75mH75mH inductor and a 1.2μF1.2\mu F capacitor. If the maximum charge to the capacitor is 2.7μC2.7\mu C. The maximum current in the circuit will be ___mA.

  3. Question 3

    29 Jan 2024

    18
    A capacitor of capacitance 100μF100\mu F is charged to a potential of 12 V12\text{ }V and connected to a 6.4mH6.4mH inductor to produce oscillations. The maximum current in the circuit would be:

    Tap an option to check your answer.