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Inside a parallel plate capacitor the electric field E varies with time as \left(2 t^2+5 t\right). The variation of induced magnetic field with true is given by 

Option: 1

2t+5


Option: 2

2 t^2+5 t


Option: 3

4t+5


Option: 4

No variation


Answers (1)

best_answer

Variable electric field induces magnetic field and this induced magnetic field is proportional to rate of change of electric field.

Induced magnetic field = \frac{d\left(2 t^2+5 t\right)}{d t}

=(4 t+5)

Posted by

Anam Khan

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