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Electric Circuits

Electric Circuits
The life of a lead acid battery is expected to be

 1 year.
 6 months.
 10 to 15 years.
 2 to 5 years.

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Electric Circuits
A periodic voltage having the Fourier series V(t)= {1 + 4sinω0t}

 24.5 W.
 1 W.
 11 W.
 21 W.

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Electric Circuits
Absolute permittivity of dielectric medium is represented as

 ε0
 εr
 εrε0
 εr/ε0

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

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

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Electric Circuits
The plates of lead acid storage battery are most likely to be short circuited if

 sediment collect at the bottom of the battery.
 too much water is added.
 the battery charged too slowly.
 the electrolyte evaporates.

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Electric Circuits
The value of specific gravity of acid when a lead acid battery is fully charged is

 1.285.
 2.585.
 2.185.
 2.9585.

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