Particle Nature of Electromagnetic Radiation
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CHXI02:STRUCTURE OF ATOM

307439 Assertion :
Energy of radiation is small if its wavelength is large
Reason :
\({\text{Energy = h}}\upsilon \)
\(\left( {\upsilon {\text{ = frequency, }}\upsilon {\text{ = }}\frac{{\text{c}}}{\lambda }} \right)\)

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but Reason is correct.
CHXI02:STRUCTURE OF ATOM

307440 If the energy of a photon is \({\rm{3}}{\rm{.03 \times 1}}{{\rm{0}}^{{\rm{ - 19}}}}\,{\rm{J}}\) then, the wavelength \(\left( {\rm{\lambda }} \right)\) of the photon is :

1 \({\rm{6}}{\rm{.56}}\,{\rm{nm}}\)
2 \({\rm{65}}{\rm{.6}}\,{\rm{nm}}\)
3 \({\rm{656}}\,{\rm{nm}}\)
4 \({\rm{0}}{\rm{.656}}\,{\rm{nm}}\)
CHXI02:STRUCTURE OF ATOM

307641 The wavelength of a spectral line of caesium is \(\mathrm{460 \mathrm{~nm}}\). What is the frequency of spectral line?

1 \(\mathrm{4.5 \times 10^{8} \mathrm{~Hz}}\)
2 \(\mathrm{6.5 \times 10^{14} \mathrm{~Hz}}\)
3 \(\mathrm{3 \times 10^{9} \mathrm{~Hz}}\)
4 \(\mathrm{5.6 \times 10^{14} \mathrm{~Hz}}\)
MHTCET - 2021
CHXI02:STRUCTURE OF ATOM

307642 A particular station of All India Radio, New Delhi, broadcasts on a frequency of 1,368 kHz (kilohertz). The wavelength of the electromagnetic radiation emitted by the transmitter is :
[Speed of light, \({\rm{c = 3}}{\rm{.0 \times 1}}{{\rm{0}}^{\rm{8}}}{\rm{m}}{{\rm{s}}^{{\rm{ - 1}}}}\)]

1 \({\rm{0}}{\rm{.2192}}\,{\rm{m}}\)
2 \({\rm{2192}}\,{\rm{m}}\)
3 \({\rm{21}}{\rm{.92}}\,{\rm{m}}\)
4 \({\rm{219}}{\rm{.3}}\,{\rm{m}}\)
NEET - 2021
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CHXI02:STRUCTURE OF ATOM

307439 Assertion :
Energy of radiation is small if its wavelength is large
Reason :
\({\text{Energy = h}}\upsilon \)
\(\left( {\upsilon {\text{ = frequency, }}\upsilon {\text{ = }}\frac{{\text{c}}}{\lambda }} \right)\)

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but Reason is correct.
CHXI02:STRUCTURE OF ATOM

307440 If the energy of a photon is \({\rm{3}}{\rm{.03 \times 1}}{{\rm{0}}^{{\rm{ - 19}}}}\,{\rm{J}}\) then, the wavelength \(\left( {\rm{\lambda }} \right)\) of the photon is :

1 \({\rm{6}}{\rm{.56}}\,{\rm{nm}}\)
2 \({\rm{65}}{\rm{.6}}\,{\rm{nm}}\)
3 \({\rm{656}}\,{\rm{nm}}\)
4 \({\rm{0}}{\rm{.656}}\,{\rm{nm}}\)
CHXI02:STRUCTURE OF ATOM

307641 The wavelength of a spectral line of caesium is \(\mathrm{460 \mathrm{~nm}}\). What is the frequency of spectral line?

1 \(\mathrm{4.5 \times 10^{8} \mathrm{~Hz}}\)
2 \(\mathrm{6.5 \times 10^{14} \mathrm{~Hz}}\)
3 \(\mathrm{3 \times 10^{9} \mathrm{~Hz}}\)
4 \(\mathrm{5.6 \times 10^{14} \mathrm{~Hz}}\)
MHTCET - 2021
CHXI02:STRUCTURE OF ATOM

307642 A particular station of All India Radio, New Delhi, broadcasts on a frequency of 1,368 kHz (kilohertz). The wavelength of the electromagnetic radiation emitted by the transmitter is :
[Speed of light, \({\rm{c = 3}}{\rm{.0 \times 1}}{{\rm{0}}^{\rm{8}}}{\rm{m}}{{\rm{s}}^{{\rm{ - 1}}}}\)]

1 \({\rm{0}}{\rm{.2192}}\,{\rm{m}}\)
2 \({\rm{2192}}\,{\rm{m}}\)
3 \({\rm{21}}{\rm{.92}}\,{\rm{m}}\)
4 \({\rm{219}}{\rm{.3}}\,{\rm{m}}\)
NEET - 2021
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CHXI02:STRUCTURE OF ATOM

307439 Assertion :
Energy of radiation is small if its wavelength is large
Reason :
\({\text{Energy = h}}\upsilon \)
\(\left( {\upsilon {\text{ = frequency, }}\upsilon {\text{ = }}\frac{{\text{c}}}{\lambda }} \right)\)

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but Reason is correct.
CHXI02:STRUCTURE OF ATOM

307440 If the energy of a photon is \({\rm{3}}{\rm{.03 \times 1}}{{\rm{0}}^{{\rm{ - 19}}}}\,{\rm{J}}\) then, the wavelength \(\left( {\rm{\lambda }} \right)\) of the photon is :

1 \({\rm{6}}{\rm{.56}}\,{\rm{nm}}\)
2 \({\rm{65}}{\rm{.6}}\,{\rm{nm}}\)
3 \({\rm{656}}\,{\rm{nm}}\)
4 \({\rm{0}}{\rm{.656}}\,{\rm{nm}}\)
CHXI02:STRUCTURE OF ATOM

307641 The wavelength of a spectral line of caesium is \(\mathrm{460 \mathrm{~nm}}\). What is the frequency of spectral line?

1 \(\mathrm{4.5 \times 10^{8} \mathrm{~Hz}}\)
2 \(\mathrm{6.5 \times 10^{14} \mathrm{~Hz}}\)
3 \(\mathrm{3 \times 10^{9} \mathrm{~Hz}}\)
4 \(\mathrm{5.6 \times 10^{14} \mathrm{~Hz}}\)
MHTCET - 2021
CHXI02:STRUCTURE OF ATOM

307642 A particular station of All India Radio, New Delhi, broadcasts on a frequency of 1,368 kHz (kilohertz). The wavelength of the electromagnetic radiation emitted by the transmitter is :
[Speed of light, \({\rm{c = 3}}{\rm{.0 \times 1}}{{\rm{0}}^{\rm{8}}}{\rm{m}}{{\rm{s}}^{{\rm{ - 1}}}}\)]

1 \({\rm{0}}{\rm{.2192}}\,{\rm{m}}\)
2 \({\rm{2192}}\,{\rm{m}}\)
3 \({\rm{21}}{\rm{.92}}\,{\rm{m}}\)
4 \({\rm{219}}{\rm{.3}}\,{\rm{m}}\)
NEET - 2021
Join With Us for More Updates
CHXI02:STRUCTURE OF ATOM

307439 Assertion :
Energy of radiation is small if its wavelength is large
Reason :
\({\text{Energy = h}}\upsilon \)
\(\left( {\upsilon {\text{ = frequency, }}\upsilon {\text{ = }}\frac{{\text{c}}}{\lambda }} \right)\)

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but Reason is correct.
CHXI02:STRUCTURE OF ATOM

307440 If the energy of a photon is \({\rm{3}}{\rm{.03 \times 1}}{{\rm{0}}^{{\rm{ - 19}}}}\,{\rm{J}}\) then, the wavelength \(\left( {\rm{\lambda }} \right)\) of the photon is :

1 \({\rm{6}}{\rm{.56}}\,{\rm{nm}}\)
2 \({\rm{65}}{\rm{.6}}\,{\rm{nm}}\)
3 \({\rm{656}}\,{\rm{nm}}\)
4 \({\rm{0}}{\rm{.656}}\,{\rm{nm}}\)
CHXI02:STRUCTURE OF ATOM

307641 The wavelength of a spectral line of caesium is \(\mathrm{460 \mathrm{~nm}}\). What is the frequency of spectral line?

1 \(\mathrm{4.5 \times 10^{8} \mathrm{~Hz}}\)
2 \(\mathrm{6.5 \times 10^{14} \mathrm{~Hz}}\)
3 \(\mathrm{3 \times 10^{9} \mathrm{~Hz}}\)
4 \(\mathrm{5.6 \times 10^{14} \mathrm{~Hz}}\)
MHTCET - 2021
CHXI02:STRUCTURE OF ATOM

307642 A particular station of All India Radio, New Delhi, broadcasts on a frequency of 1,368 kHz (kilohertz). The wavelength of the electromagnetic radiation emitted by the transmitter is :
[Speed of light, \({\rm{c = 3}}{\rm{.0 \times 1}}{{\rm{0}}^{\rm{8}}}{\rm{m}}{{\rm{s}}^{{\rm{ - 1}}}}\)]

1 \({\rm{0}}{\rm{.2192}}\,{\rm{m}}\)
2 \({\rm{2192}}\,{\rm{m}}\)
3 \({\rm{21}}{\rm{.92}}\,{\rm{m}}\)
4 \({\rm{219}}{\rm{.3}}\,{\rm{m}}\)
NEET - 2021
For More Updates join with Us