The material through which electric char...

The material through which electric charge can flow easily is ………………. .

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____ are the materials which allow electric current to pass through them.

Fill in the blanks. ___are the materials which allow electric current to pass through them.

Knowledge Check

The motion of electric charges through a conductor will constitute . . . . . .. . . . .

A

electric current

B

electric potential

C

electrical field

D

none

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FULL MARKS-CURRENT ELECTRICITY-Additional Questions Solved (Fill in the blanks)

The material through which electric charge can flow easily is ………………. ...
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A toaster operating at 240 V has a resistance of 120Omega. The power i...
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In the case of insulators, as the temperature decreases, resistivity ...
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When n resistors of equal resistance (R ) are connected in series, the...
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The net flow of charge at any point in the conductor is …………………….. .
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The flow of free electrons in a conductor constitutes ………………….. .
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The rate of flow of charge through any wire is called ……………………… .
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The drift velocity acquired per unit electric field is the ………………….. .
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The reciprocal of resistance is ……………………….. .
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The unit of specific resistance is .
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The reciprocal of electrical resistivity is called ……………….. .
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With increase in temperature the resistivity of metals …………………….. .
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The specific resistance for the insulators is in the range of
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The resistivity of semiconductors is of the order of ………………… .
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The materials which conduct electricity at zero resistance are called ...
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Conductors turn into superconductors at ……………………. .
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The resistance of superconductors is …………………….. .
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The phenomenon of superconductivity was discovered by ………………………. .
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Mercury becomes a superconductor at …………………. .
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With increase of temperature, resistance of conductors ……………………….. .
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