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Calculate their specific charges of fund...

Calculate their specific charges of fundamental particles.

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Knowledge Check

  • The charge of alpha particles is

    A
    positive
    B
    negative
    C
    neutral
    D
    none

  • Which of the following are not fundamental particles i) Electron ii) Photon iii) alpha - Particle iv) Deuteron

    A
    Only i & ii are true
    B
    Only ii & iii are true
    C
    Only i &iii are true
    D
    Only iii & iv are true

  • Which of the following is not a fundamental particle ?

    A
    Proton
    B
    Neutron
    C
    Alpha particle
    D
    Electron
    • AAKASH SERIES-ATOMIC STRUCTURE-QUESTIONS FOR DESCRIPTIVE ANSWERS
    1. Calculate their specific charges of fundamental particles.

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    2. How are number of fundamental particles calculated from atomic and mas...

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    3. How are the characteristics of wave inter-related?

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    4. Electromagnetic waves differ from matter waves in many respect. Substa...

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    5. ow energy density in black body radiation depends upon temperature?

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    6. What is the longest wavelength line in Paschen series for hydrogen?

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    7. Define isotopic number. Calculate the isotopic numbers of hydrogen-3 a...

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    8. A bulb emits light of wavelength 4500Å. The bulb is rated as 150 watt ...

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    9. The work function for Cesium atom is 1.9 eV . Calculate the threshold ...

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    10. What is the minimum energy of photons which causes photoelectric effec...

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    11. The energy of the electron in the first Bohr orbit of H is -2.18xx10^(...

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    12. Why the total energy of atomic electron is negative ?

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    13. Calculate the wave number for the longest wavelength transition in the...

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    14. The wavelength of a certain line in Balmer series is 4341 angstroms. T...

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    15. A spectral triplet is obtained for the electronic transition from n = ...

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    16. What transition in the hydrogen emission spectrum have the same wavele...

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    17. Calculate the wave length of an electron moving with a velocity of 2.0...

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    18. The kinetic energy of an electron is 4.55xx10^(-28) kJ. Calculate the ...

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    19. Calculate the product of uncertainties ofdisplacement and velocity of ...

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    20. What isthe maximum number of emission lines observed when the excited ...

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