Electric Circuits
The current flowing between electrodes inside a lead acid battery is

 polarization current.
 electron current.
 ionization current.
 proton current.

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Electric Circuits
What is time period T?

 Time taken by an alternating quantity to complete one full cycle.
 Time taken by an alternating quantity to complete the (+)ve half.
 Time taken by an alternating quantity to reach the peak value.
 Time taken by an alternating quantity to complete the (-)ve half.

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