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The velocity of an electron in a certain...

The velocity of an electron in a certain Bohr.s orbit of H-atom bears the ratio 1:275 to the velocity of light. Then find the quantum number (n) of orbit ?

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Velocity of the electron in the 1^(st) Bohr orbit

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Knowledge Check

  • Velocity of the electron in the 1^(st) Bohr orbit of H-atom is

    A
    `2.18xx10^8 ` cm/sec
    B
    `2.18 xx 10^8 ` m/sec
    C
    `2.18 xx 10^(16)` cm/sec
    D
    `36559 xx 10^8` cm/sec

  • Velocity of the electron in the 1^(st) Bohr orbit

    A
    `2.18 xx 10^(8) cm//sec`
    B
    `2.18 xx 10^(8) m//sec`
    C
    `2.18 xx 10^(16) cm//sec`
    D
    `36559 xx 10^(8)` cm/sec

  • Velocity of the electron in the 1st Bohr orbit

    A
    `2.18xx10^(8)cm//sec`
    B
    `2.18xx10^(8)m//sec`
    C
    `2.18xx10^(16)cm//sec`
    D
    `36559xx10^(8)cm//sec`

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