Capacitance (in F) of a spherical conductor with radius 1 m is

  • Option 1)

    1.1 \times 10^{-10}

  • Option 2)

    10^{-6}

  • Option 3)

    9\times 10^{-9}

  • Option 4)

    10^{-3}

 

Answers (2)

As we learnt in

Capacity of an Isolated Spherical Conductor -

C= 4\pi \epsilon _{0}R=\frac{1}{9\times 10^{9}}R

- wherein

 

 

 

C=4\pi \varepsilon _{0}R= \frac{1}{9\times 10^{9}}= 1.1\times 10^{-10}F


Option 1)

1.1 \times 10^{-10}

Correct

Option 2)

10^{-6}

Incorrect

Option 3)

9\times 10^{-9}

Incorrect

Option 4)

10^{-3}

Incorrect

N neha

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