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Current through a capacitor on an AC source (capacitive reactance)

This type of question, asked 4 times: 25 Jul 2022, 6 Apr 2023, 5 Apr 2024, 8 Apr 2024. All 4 questions below, oldest first.

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  1. Question 1

    25 Jul 2022

    14
    The rms value of conduction current in a parallel plate capacitor is 6.9μA6.9\mu A. The capacity of this capacitor, if it is connected to 230 V230\text{ }V ac supply with an angular frequency of 600rad/s600rad/s, will be:

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  2. Question 2

    6 Apr 2023

    92
    A capacitor of capacitance 150.0μF150.0\mu F is connected to an alternating source of emf given by e=36e = 36 sin⁡(120πt)V\sin(120\pi t)V. The maximum value of current in the circuit is approximately equal to:

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  3. Question 3

    5 Apr 2024

    20
    An alternating voltage of amplitude 40 V40\text{ }V and frequency 4kHz4kHz is applied directly across the capacitor of 12μF12\mu F. The maximum displacement current between the plates of the capacitor is nearly:

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  4. Question 4

    8 Apr 2024

    115
    An alternating emf E=1102E = 110\sqrt{2} sin 100t100t volt is applied to a capacitor of 2μF2\mu F, the rms value of current in the circuit is ____\_\_\_\_ mAmA.