20.0 Ω resistor and a 2.50 μF capacitor are connected in parallel with signal generator. The signal generator produces a sinusoidal voltage

Question

20.0 Ω resistor and a 2.50 μF capacitor are connected in parallel with signal generator. The signal generator produces a sinusoidal voltage with an amplitude 3.00 V at a frequency of f=2.48e3 Hz What is the maximum current provided by the power supply?‘

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Neala 3 years 2021-08-31T00:02:19+00:00 1 Answers 3 views 0

Answers ( )

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    2021-08-31T00:03:50+00:00

    Answer:

    0.15A

    Explanation:

    The parameters given are;

    R=20.0 Ω

    C= 2.50 μF

    V= 3.00 V

    f= 2.48×10^-3 Hz

    Xc= 1/2πFc

    Xc= 1/2×3.142 × 2.48×10^-3 × 2.5 ×10^-6

    Xc= 25666824.1

    Z= 1/√(1/R)^2 +(1/Xc)^2

    Z= 1/√[(1/20)^2 +(1/25666824.1)^2]

    Z= 1/√(2.5×10^-3) + (1.5×10^-15)

    Z= 20 Ω

    But

    V=IZ

    Where;

    V= voltage

    I= current

    Z= impedance

    I= V/Z

    I= 3.00/20

    I= 0.15A

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