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Atomic Spectra Set 5
Results
#1.
Which is an example of continuous spectra?
Black body radiation
Black body radiation
Molecular spectra
Molecular spectra
Atomic spectra
Atomic spectra
None of these.
None of these.
#2.
Line spectra is an example of
Atomic
Atomic
Molecular
Molecular
Black body radiation
Black body radiation
None of these
None of these
#3.
The unit of Rydberg's constant R_ {H} is:
m^ -2
m^ -2
m ^ - 1
m ^ - 1
m ^ 1
m ^ 1
m ^ 2
m ^ 2
#4.
In a meta-stable state a can reside for about:
10 ^ - 9 * s
10 ^ - 9 * s
10 ^ - 10 * s
10 ^ - 10 * s
10 ^ - 9 * s
10 ^ - 9 * s
10 ^ - 3 * s
10 ^ - 3 * s
#5.
Which of the following series of H-spectrum lies in ultraviolet region:
Lyman series
Lyman series
Balmer series
Balmer series
Paschen series
Paschen series
Bracket series
Bracket series
#6.
The reverse process of photoelectric effect is:
Compton effect
Compton effect
X-rays production
X-rays production
Pair production
Pair production
Pair annihilation
Pair annihilation
#7.
The relation between Rydberg constant Rh and ground state energy E0 is given by:
Rh =E0 / (hc)
Rh =E0 / (hc)
Rh= hc/E0
Rh= hc/E0
E0 = Rh/hc
E0 = Rh/hc
Rh = E0*hc
Rh = E0*hc
Finish
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