Wave Nature Of Light Of Matter (de-Broglie)
« Previous Topic: Particle Nature Of Light Next Topic: X-Rays Electromagnetic Radiation, Moseley law, Internal Structure Of Matter »
Dual nature of radiation and Matter

142418 An electron is accelerated from rest through a potential difference of $\mathrm{V}$ volt. If the de-Broglie wavelength of the electron is $1.227 \times 10^{-2} \mathrm{~nm}$, the potential difference is

1 $10^{2} \mathrm{~V}$
2 $10^{3} \mathrm{~V}$
3 $10^{4} \mathrm{~V}$
4 $10 \mathrm{~V}$
NEET (Oct.)- 2020
Dual nature of radiation and Matter

142420 An electron falls through a potential difference due to which its kinetic energy becomes 4 times its value before the fall. The de-Broglie wavelength will be

1 Doubled
2 halved
3 unchanged
4 tripled
Shift-II
Dual nature of radiation and Matter

142421 The de-Broglie wavelength associated with electron of hydrogen atom in this ground state is:

1 $0.3 \AA$
2 $3.3 \AA$
3 $6.26 \AA$
4 $10 \AA$
Karnataka CET-2010
Dual nature of radiation and Matter

142424 If ' $\lambda_{1}$ ' and ' $\lambda_{2}$ ' are the wavelengths of deBroglie waves for electrons in first and second Bohr orbits in hydrogen atom, then $\left(\frac{\lambda_{1}}{\lambda_{2}}\right)$ is equal to (Energy in $1^{\text {st }}$ Bohr orbit $\left.=13.6 \mathrm{eV}\right)$

1 $\frac{1}{4}$
2 $\frac{1}{3}$
3 $\frac{1}{5}$
4 $\frac{1}{2}$
MHT-CET 2020
Dual nature of radiation and Matter

142425 An electromagnetic wave of wavelength ' $\lambda$ ' is incident on a photosensitive surface of negligible work function. If the photoelectrons emitted from this surface have the de-Broglie wavelength ' $\lambda_{1}$ ' then

1 $\lambda \propto \lambda_{1}$
2 $\lambda \propto \frac{1}{\lambda_{1}^{2}}$
3 $\lambda \propto \lambda^{2}$
4 $\lambda \propto \frac{1}{\lambda_{1}}$
MHT-CET 2020
NEET DIGITAL LIBRARY
Dual nature of radiation and Matter

142418 An electron is accelerated from rest through a potential difference of $\mathrm{V}$ volt. If the de-Broglie wavelength of the electron is $1.227 \times 10^{-2} \mathrm{~nm}$, the potential difference is

1 $10^{2} \mathrm{~V}$
2 $10^{3} \mathrm{~V}$
3 $10^{4} \mathrm{~V}$
4 $10 \mathrm{~V}$
NEET (Oct.)- 2020
Dual nature of radiation and Matter

142420 An electron falls through a potential difference due to which its kinetic energy becomes 4 times its value before the fall. The de-Broglie wavelength will be

1 Doubled
2 halved
3 unchanged
4 tripled
Shift-II
Dual nature of radiation and Matter

142421 The de-Broglie wavelength associated with electron of hydrogen atom in this ground state is:

1 $0.3 \AA$
2 $3.3 \AA$
3 $6.26 \AA$
4 $10 \AA$
Karnataka CET-2010
Dual nature of radiation and Matter

142424 If ' $\lambda_{1}$ ' and ' $\lambda_{2}$ ' are the wavelengths of deBroglie waves for electrons in first and second Bohr orbits in hydrogen atom, then $\left(\frac{\lambda_{1}}{\lambda_{2}}\right)$ is equal to (Energy in $1^{\text {st }}$ Bohr orbit $\left.=13.6 \mathrm{eV}\right)$

1 $\frac{1}{4}$
2 $\frac{1}{3}$
3 $\frac{1}{5}$
4 $\frac{1}{2}$
MHT-CET 2020
Dual nature of radiation and Matter

142425 An electromagnetic wave of wavelength ' $\lambda$ ' is incident on a photosensitive surface of negligible work function. If the photoelectrons emitted from this surface have the de-Broglie wavelength ' $\lambda_{1}$ ' then

1 $\lambda \propto \lambda_{1}$
2 $\lambda \propto \frac{1}{\lambda_{1}^{2}}$
3 $\lambda \propto \lambda^{2}$
4 $\lambda \propto \frac{1}{\lambda_{1}}$
MHT-CET 2020
Join With Us for More Updates
Dual nature of radiation and Matter

142418 An electron is accelerated from rest through a potential difference of $\mathrm{V}$ volt. If the de-Broglie wavelength of the electron is $1.227 \times 10^{-2} \mathrm{~nm}$, the potential difference is

1 $10^{2} \mathrm{~V}$
2 $10^{3} \mathrm{~V}$
3 $10^{4} \mathrm{~V}$
4 $10 \mathrm{~V}$
NEET (Oct.)- 2020
Dual nature of radiation and Matter

142420 An electron falls through a potential difference due to which its kinetic energy becomes 4 times its value before the fall. The de-Broglie wavelength will be

1 Doubled
2 halved
3 unchanged
4 tripled
Shift-II
Dual nature of radiation and Matter

142421 The de-Broglie wavelength associated with electron of hydrogen atom in this ground state is:

1 $0.3 \AA$
2 $3.3 \AA$
3 $6.26 \AA$
4 $10 \AA$
Karnataka CET-2010
Dual nature of radiation and Matter

142424 If ' $\lambda_{1}$ ' and ' $\lambda_{2}$ ' are the wavelengths of deBroglie waves for electrons in first and second Bohr orbits in hydrogen atom, then $\left(\frac{\lambda_{1}}{\lambda_{2}}\right)$ is equal to (Energy in $1^{\text {st }}$ Bohr orbit $\left.=13.6 \mathrm{eV}\right)$

1 $\frac{1}{4}$
2 $\frac{1}{3}$
3 $\frac{1}{5}$
4 $\frac{1}{2}$
MHT-CET 2020
Dual nature of radiation and Matter

142425 An electromagnetic wave of wavelength ' $\lambda$ ' is incident on a photosensitive surface of negligible work function. If the photoelectrons emitted from this surface have the de-Broglie wavelength ' $\lambda_{1}$ ' then

1 $\lambda \propto \lambda_{1}$
2 $\lambda \propto \frac{1}{\lambda_{1}^{2}}$
3 $\lambda \propto \lambda^{2}$
4 $\lambda \propto \frac{1}{\lambda_{1}}$
MHT-CET 2020
For More Updates join with Us
Dual nature of radiation and Matter

142418 An electron is accelerated from rest through a potential difference of $\mathrm{V}$ volt. If the de-Broglie wavelength of the electron is $1.227 \times 10^{-2} \mathrm{~nm}$, the potential difference is

1 $10^{2} \mathrm{~V}$
2 $10^{3} \mathrm{~V}$
3 $10^{4} \mathrm{~V}$
4 $10 \mathrm{~V}$
NEET (Oct.)- 2020
Dual nature of radiation and Matter

142420 An electron falls through a potential difference due to which its kinetic energy becomes 4 times its value before the fall. The de-Broglie wavelength will be

1 Doubled
2 halved
3 unchanged
4 tripled
Shift-II
Dual nature of radiation and Matter

142421 The de-Broglie wavelength associated with electron of hydrogen atom in this ground state is:

1 $0.3 \AA$
2 $3.3 \AA$
3 $6.26 \AA$
4 $10 \AA$
Karnataka CET-2010
Dual nature of radiation and Matter

142424 If ' $\lambda_{1}$ ' and ' $\lambda_{2}$ ' are the wavelengths of deBroglie waves for electrons in first and second Bohr orbits in hydrogen atom, then $\left(\frac{\lambda_{1}}{\lambda_{2}}\right)$ is equal to (Energy in $1^{\text {st }}$ Bohr orbit $\left.=13.6 \mathrm{eV}\right)$

1 $\frac{1}{4}$
2 $\frac{1}{3}$
3 $\frac{1}{5}$
4 $\frac{1}{2}$
MHT-CET 2020
Dual nature of radiation and Matter

142425 An electromagnetic wave of wavelength ' $\lambda$ ' is incident on a photosensitive surface of negligible work function. If the photoelectrons emitted from this surface have the de-Broglie wavelength ' $\lambda_{1}$ ' then

1 $\lambda \propto \lambda_{1}$
2 $\lambda \propto \frac{1}{\lambda_{1}^{2}}$
3 $\lambda \propto \lambda^{2}$
4 $\lambda \propto \frac{1}{\lambda_{1}}$
MHT-CET 2020
NEET DIGITAL LIBRARY
Dual nature of radiation and Matter

142418 An electron is accelerated from rest through a potential difference of $\mathrm{V}$ volt. If the de-Broglie wavelength of the electron is $1.227 \times 10^{-2} \mathrm{~nm}$, the potential difference is

1 $10^{2} \mathrm{~V}$
2 $10^{3} \mathrm{~V}$
3 $10^{4} \mathrm{~V}$
4 $10 \mathrm{~V}$
NEET (Oct.)- 2020
Dual nature of radiation and Matter

142420 An electron falls through a potential difference due to which its kinetic energy becomes 4 times its value before the fall. The de-Broglie wavelength will be

1 Doubled
2 halved
3 unchanged
4 tripled
Shift-II
Dual nature of radiation and Matter

142421 The de-Broglie wavelength associated with electron of hydrogen atom in this ground state is:

1 $0.3 \AA$
2 $3.3 \AA$
3 $6.26 \AA$
4 $10 \AA$
Karnataka CET-2010
Dual nature of radiation and Matter

142424 If ' $\lambda_{1}$ ' and ' $\lambda_{2}$ ' are the wavelengths of deBroglie waves for electrons in first and second Bohr orbits in hydrogen atom, then $\left(\frac{\lambda_{1}}{\lambda_{2}}\right)$ is equal to (Energy in $1^{\text {st }}$ Bohr orbit $\left.=13.6 \mathrm{eV}\right)$

1 $\frac{1}{4}$
2 $\frac{1}{3}$
3 $\frac{1}{5}$
4 $\frac{1}{2}$
MHT-CET 2020
Dual nature of radiation and Matter

142425 An electromagnetic wave of wavelength ' $\lambda$ ' is incident on a photosensitive surface of negligible work function. If the photoelectrons emitted from this surface have the de-Broglie wavelength ' $\lambda_{1}$ ' then

1 $\lambda \propto \lambda_{1}$
2 $\lambda \propto \frac{1}{\lambda_{1}^{2}}$
3 $\lambda \propto \lambda^{2}$
4 $\lambda \propto \frac{1}{\lambda_{1}}$
MHT-CET 2020