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Electric Circuits

Electric Circuits
Which of the following has least resistivity?

 Aluminium.
 Copper.
 Lead.
 Mercury.

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Electric Circuits
A coil with negligible resistance has 50 V across it with 10 mA. The inductive reactance is

 5000 ohms.
 500 ohms.
 50 ohms.
 1000 ohms.

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Electric Circuits
Two battery having unequal emf

 both a and d
 can be connected in series only.
 cannot be connected in series.
 cannot be connected in parallel.

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Electric Circuits
The unit of electric displacement vector is

 C/m2.
 Ampere-m.
 C/m.
 C - m.

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Electric Circuits
The voltage across the 1 Ω resistor between the nodes A and B of the network shown in the given figure is

 1 V.
 3 V.
 4 V.
 2 V.

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

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

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MORE MCQ ON Electric Circuits

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