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With decreae in density of the material,...

With decreae in density of the material, the resistance of the conductor

A

increaes

B

decreases

C

remains the same

D

first increases then decreases

Text Solution

Verified by Experts

The correct Answer is:
A
Resistance of a conductor increase with decrease in density of the material.
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Knowledge Check

  • The electrical resistance of a conductor

    A
    varies directly proportional to its area of cross-section.
    B
    decreases with increase in its temperature.
    C
    decreases with increase in its conductivity.
    D
    is independent of its shape but depends only on its volume.

  • Resistance of conductor depends on

    A
    applied potential difference across the conductor and electric current passing through the conductor
    B
    length and area of cross- section of the conductor
    C
    temperature of the conductor
    D
    both `2` and `3`

  • The electrical resistance of a conductor depends upon

    A
    size of conductor
    B
    temperature of conductor
    C
    geometry of conductor
    D
    all of these

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