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The work function (phi) of some metals i...

The work function `(phi)` of some metals is listed below . The number of metals which will show photoelectric effect when light of 300 nm wavelength falls on the metal is :

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The work function (phi) of some metals is listed can have principal quantum of metals which will show photoelectric effect when light of 300 nm wavelength falls on the metal is Metal Li Na K Mg Cu Ag Fe Pt W phi(eV) 2.4 2.3 2.2 3.7 4.8 4.3 4.7 6.3 4.75

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(a) If the work function for a certain metal is 1.8 e V, what is the stopping potential for electrons ejected from the metal when light of wavelength 400 nm shines on the metal? (b) What is the maximum speed of the ejected electrons?

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The work function of a metal is 2.5eV . A monochromatic ligth of wavelength 300 Å falls on it

MOTION-ATOMIC STRUCTURE -EXERCISE-4 (LEVEL-II)
  1. हाइड्रोजन परमाणु में इलेक्ट्रॉन के n = 1 कक्षा से n = 2 कक्षा में जाने...

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  2. The minimum orbital angular momentum of the electron in a hydrogen ato...

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  3. The hydrogen -like species Li^(2+) is in a spherically symmetric stat...

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  4. Energy of the state S(1) in units of the hydrogen atom ground state en...

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  5. The orbital angular momentum quantum number of the state S(2) is

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  6. The maximum number of electrons that can have principal quantum number...

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  7. The work function (phi) of some metals is listed below . The number of...

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  8. The kinetic energy of an electron in the second Bohr orbit of a hydrog...

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  9. The work function of Silver and sodium are 4.6 and 2.3 eV, respective...

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  10. The radius of the orbit of an electron in a Hydrogen-like atom is 4.5 ...

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  11. Consider the follwing complexes ion P,Q and R P =[FeF(6)]^(3-), Q=[V...

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  12. In an atom, the total number of electrons having quantum numbers n =...

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  13. Energy of an electron is givem by E = - 2.178 xx 10^-18 J ((Z^2)/(n^2)...

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  14. Not considering the electronic spin, the degeneracy of the second exci...

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  15. P is the probability of finding the Is electron of hydrogen atom in a ...

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  16. Wave function psi(n,lm(1)) is a mathematical function, which vlaue dep...

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  17. Wave function psi(n,lm(1)) is a mathematical function, which vlaue dep...

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  18. Wave function psi(n,lm(1)) is a mathematical function, which vlaue dep...

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