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A metal surface is exposed to solar radi...

A metal surface is exposed to solar radiations. Which of the following is true?

A

The emitted electrons have energy less than a maximum value or energy depending upon the frequency of the incident radiation.

B

The emitted electrons have energy less than the maximum value of energy depending

C

The intensity of incident radiation

D

The emitted electrons have energy equal to energy of photons of incident light.

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The correct Answer is:
A
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DINESH PUBLICATION-ATOMIC STRUCTURE-Revision Questions
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  2. Electrons will first enterinto the orbital with the set of quantum num...

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  3. A metal surface is exposed to solar radiations. Which of the following...

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  4. In which of the following transition will the wavelength be minimum ?

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  5. Which of the following set of quantum numbers is not possible for an e...

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  6. The angular momentum of an electron revolving in a p-orbital is

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  7. The angular momentum of an electron is zero. In which orbital may it b...

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  8. Determine de-Broglie wavelength of an electron having kinetic energy o...

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  9. For a Bohr atom, angular momentum of an electron is (n = 0, 1,2 ........

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  10. The radus of hydrogen atom in the ground state 0.53 Å. The radius of L...

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  11. The atomic numbers of Ni and Cu are 28 and 29 respectively. The electr...

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  12. Which of the folowing statements is incorrect about an atomic orbital?

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  13. The maximum number of impaired electrons are in

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  14. A body of mass 10 mg is moving with a velocity of 100 ms^(-1). The wav...

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  15. What is the wave number of 4th line in Balmer series of hydrogen spect...

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  16. If 0.50 mol of BaCl(2) is mixed with 0.20 mol of Na(3)PO(4), the maxim...

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  17. What is the maximum number of electron in an atom that can have the qu...

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  18. The radius of the forst Bohr orbit of hydrogen atom is 0.59 Å. The rad...

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  19. Which diagram best represnts the apperance of the line spectrum of ato...

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  20. The wavelength of spectral line in Lyman series for electron jumping b...

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