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Electric Circuits

Electric Circuits
A voltage of v = 100 sin (wt + π/3) is applied to pure resistor of 30 Ohm. What is the RMS value of current is

 5.77.
 2.36.
 1.92.
 4.71.

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

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

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Electric Circuits
Which material has extremely large resistance?

 Insulator
None of these
 Conductor
 Semiconductor

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Electric Circuits
There is a ________ between two nodes of signal flow graph

None of these
 branch
 link
 tree

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Electric Circuits
What is the relation between time period T and frequency?

 T = 0.85 / frequency.
 T = 0.5 / frequency.
 T = 1 / frequency.
 T = frequency.

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Electric Circuits
The electron is lighter than a proton by a factor of about

 184.
 18400.
 18.4.
 1840.

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