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Assertion: The kinetic energy of the ele...

Assertion: The kinetic energy of the electrons increases when temperature of the wire increases.
Reason: An increasing temeperature conductivity of metallic wird decreases.

A

if both the assertion and the reason are true and the reason is the correct explanation of the assertion.

B

if both the assertion and the reason are true , but the reason is not the correct explanation of the assertion.

C

if the assertion is true, but Reason is false.

D

if assertion is false, but the reason is true.

Text Solution

Verified by Experts

Both the assertion and the reason are true , but the reason is not the correct explanation of the assertion.
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Knowledge Check

  • Resistance increases with increases in temperature for

    A
    conductor
    B
    semiconductors
    C
    insulators
    D
    superconductor

  • If the temperature of the wire is increased, then the Young's modulus will

    A
    remain the same
    B
    decrease
    C
    increase rapidly
    D
    increase by very a small amount

  • If the temperature of the wire is increased , then the Youngs Modulus will :

    A
    increase rapidly
    B
    increase by very small amount
    C
    remain the same
    D
    decrease

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    What happens to resistance of the conductor when temeperature is increased

    With increase in temperature the resistivity of metals …………………….. .

    If the temperature of the wire is increased, then the Youngs modulus will:

    If the temperature of the wire is increased, then the Young's modulus will:

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