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In Rutherford formula, maximum number of...

In Rutherford formula, maximum number of a-particles deflecting is for which among the following angles `theta`:

A

`30^@`

B

`45^@`

C

`60^@`

D

`90^@`

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RESONANCE ENGLISH-DPP-QUESTIONS
  1. Match the following : (Mass number : H=1 , C=12 , N=14 , O=16)

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  2. In Rutherford experiment, minimum number of a particles will be deflec...

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  3. In Rutherford formula, maximum number of a-particles deflecting is for...

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  4. Which of the following is correct statement ?

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  5. If the volume of nucleus of an atom V is related to its mass number A ...

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  6. Photon of which light has maximum energy-

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  7. Visible spectrum contains light of following colours ''Violet - Indigo...

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  8. Assume that 2xx10^(-17)J of light energy is needed by the interior of ...

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  9. The work function for a metal is 4 eV To emit a photo electron of zero...

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  10. The energies E1 and E2 of two radiations are 25 eV and 50 eV respectiv...

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  11. Which of the following statements is correct?

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  12. The energy required to remove an electron from metal X is E = 3.31 xx ...

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  13. The wavelength (lambda) of monochromatic light coming from some light ...

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  14. For which of the following species, Bohr theory doesn't apply

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  15. If radius of second stationary orbit (in Bohr's atom) is R then radius...

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  16. The radius of the first orbit of H-atom is r. then the radius of the f...

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  17. The number of Br^- Ions in 2.1 g CaBr2 is [NA=6xx10^23]

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  18. If the mass of 10^22 molecules of a hydrocarbon is about 1.2 g, then t...

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  19. The value of R will be maximum for which of the following gases :

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  20. Volume occupied by an ideal gas at one atmospheric pressure and 0^@C i...

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