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Statement I : If a proton and an electro...

Statement I : If a proton and an electron are placed in the same uniform electron field, they experience different accelerations.
Statement II : Electric force on a test charge is independent of its mass.

A

Statement I is true, statement II is true, statement II is a correct explanation for statement I.

B

Statement I is true, statement II is true, statement II is not a correct explanation for statement I.

C

Statement I is true, statement II is false.

D

Statement I is false, statement II is true.

Text Solution

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The correct Answer is:
B
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Knowledge Check

  • A proton and an electron are placed in an electric field. The forces acting on them are F_(1) and F_(2) and their acceleration are a_(1) and a_(2) respectively. Then

    A
    `F_(1) ne F_(2)`
    B
    `a_(1)=a_(2)`
    C
    `a_(1) ne a_(2)`
    D
    F_(1)=F_(2)

  • Statement I : A solid and a hollow sphere of same material when heated through the same temperature, will expand by the same amount. Statement II : The change in volume is independent of the original mass but depends on original volume.

    A
    Statement I is true, statement II is true , statement II is a correct explanation for statement I.
    B
    Statement I is true, statement II is true , statement II is not a correct explanation for statement I.
    C
    Statement I is true, statement II is false.
    D
    Statement is false, statement II is true.

  • Statement I : A free electron suffers the same acceleration as a free proton, when placed in a uniform field. Statement II : An electron and a proton have the same quantity of charge.

    A
    Statement I is true, statement II is true, statement II is a correct explanation for statement I.
    B
    Statement I is true, statement II is true, statement II is not a correct explanation for statement I.
    C
    Statement I is true, statement II is false.
    D
    Statement I is false, statement II is true.

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    Statement : I If an electron and a proton are projected with equal momentum in a uniform transverse magnetic field, then the curvature of their paths is equal. Statement II : Mass of proton is much higher than that of electron.

    Statement I : A non-zero electric potential may exist at a point where electric field strength is zero. Statement II : Both electric potential and electric field strength depends on the source charge and not on the test charge.

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    Statement I: The holes are created in the valence band only if the electrons from the valence band transit to the conduction band. Statement II: Due to applied electric field the hole in a semiconductor gains velocity which is less than that of a free electron.

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