Q. Spectral lines of hydrogen atom which are present in visible region are named as

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Q. Discovery of neutron was done in year

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Q. Value of waves produced by macroscopic particles is

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Q. Uncertainty principle is applicable to

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Q. Electric properties of cathode rays were discovered by

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Q. Value of Planck's constant is

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Q. Electrons produced in X rays are accelerated by

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Q. For metal under consideration in X Rays, constants are

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Q. Letter 'f' in azimuthal quantum number represents

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Q. Davisson performed his experiment in

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Q. Distance in lines of hydrogen spectrum increases when there is/are

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Q. Current does not flow in discharge tube even at voltage of

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Q. Element which has [Ar]4s2 electronic configuration is

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Q. Detector used in Rutherford experiment is

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Q. Thickness of gold foil is

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Q. Relative charge which is present on proton is

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Q. Wavelength 550nm-600nm shows

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Q. Instrument to measure e/m value of electron was discovered in

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Q. Angular momentum of orbit is actually integral multiple of

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Q. Value of Z for hydrogen atom is actually

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