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Recent questions tagged dual nature of radiation and matter
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A mercury lamp is a convenient source for studying frequency dependence of photoelectric emission, since it gives a number of spectral
asked
Apr 7, 2019
in
Class 12
by
kratos
dual nature of radiation and matter
class-12
neet
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1
answer
When monochromatic radiation of intensity I falls on a metal surface, the number of photoelectrons and their maximum kinetic energy
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Apr 7, 2019
in
Class 12
by
kratos
dual nature of radiation and matter
neet
aiims
class-12
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1
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A strong argument for the particle nature of cathode rays is that they
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Apr 7, 2019
in
Class 12
by
kratos
neet
jee
aiims
dual nature of radiation and matter
atomic structure
jee mains
class-12
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1
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Using the Heisenberg uncertainty principle, arrange the following particles in the order of increasing lowest energy possible.
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Apr 4, 2019
in
Class 12
by
kratos
cbse
class-11
dual nature of radiation and matter
atomic structure
class-12
structure of atom
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1
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Define the terms (i) 'cut-*** voltage' and (ii) 'threshold frequency' in relation to the phenomenon of photoelectric effect.
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Apr 4, 2019
in
Class 12
by
kratos
photoelectric effect
cbse
matter waves
dual nature of radiation and matter
class-12
+2
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1
answer
(a) Draw a graph showing variation of photo-electric current (I) with anode potential (V) for different intensities of incident radiation.
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Apr 4, 2019
in
Class 12
by
kratos
cbse
dual nature of radiation and matter
de broglie relation
kcet
class-12
+3
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1
answer
Lights of two different frequencies, whose photons have energies 1 eV and 2.5 eV respectively,
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Apr 3, 2019
in
Physics
by
kratos
neet
modern physics
jee
aiims
dual nature of radiation and matter
jee mains
class-12
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vote
1
answer
Assertion : An electron microscope is based on de Broglie hypothesis.
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Apr 3, 2019
in
Class 12
by
kratos
neet
jee
aiims
dual nature of radiation and matter
jee mains
class-12
+1
vote
1
answer
The wavelength of light from the spectral emission line of sodium is 589 nm. Find the kinetic energy at which
asked
Apr 3, 2019
in
Physics
by
kratos
modern physics
class-11
jee
dual nature of radiation and matter
light waves
jee mains
class-12
+3
votes
1
answer
In a Neon discharge tube 2.9 x 10^18 Ne^+ ions move to the right each second, while 1.2 x 10^18 electrons move to the left per second,
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Apr 2, 2019
in
Class 12
by
kratos
neet
jee
aiims
dual nature of radiation and matter
jee mains
p-block element
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1
answer
In a discharge tube ionization of enclosed gas is produced due to collisions between
asked
Apr 2, 2019
in
Class 12
by
kratos
dual nature of radiation and matter
neet
aiims
class-12
+2
votes
1
answer
Photoelectric effect supports quantum nature of light because
asked
Apr 2, 2019
in
Class 12
by
kratos
photoelectric effect
neet
aiims
dual nature of radiation and matter
wave-particle duality
class-12
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vote
1
answer
State the principle of Heisenberg’* uncertainty.
asked
Apr 1, 2019
in
JEE
by
kratos
class-11
jee
dual nature of radiation and matter
atomic structure
jee mains
structure of atom
+2
votes
1
answer
In a Geiger– Marsden experiment, calculate the distance of closest approach to the nucleus of Z =75,
asked
Mar 31, 2019
in
Class 12
by
kratos
dual nature of radiation and matter
class-12
atoms
cbse
+3
votes
1
answer
An electron and an alpha particle have the same de Broglie wavelength associated with them. How are their kinetic energies related to each other ?
asked
Mar 31, 2019
in
Physics
by
kratos
class-12
cbse
dual nature of radiation and matter
modern physics
+3
votes
1
answer
Define work function and thereshhold frequency related to Einstein'* photoelectric effect
asked
Mar 31, 2019
in
Class 12
by
kratos
neet
cbse
aiims
dual nature of radiation and matter
class-12
+3
votes
1
answer
The Kinetic Energy (K.E.), of a beam of electrons, accelerated through a potential V, equals the energ
asked
Mar 30, 2019
in
Class 12
by
kratos
dual nature of radiation and matter
de broglie relation
class-12
cbse
+3
votes
1
answer
In Compton effect, photons of wavelength λ and frequency υ scatter at angle ϕ with modified wavelength λ′
asked
Mar 29, 2019
in
JEE
by
kratos
jee
dual nature of radiation and matter
interference of light
optics
jee mains
class-12
bitsat
+2
votes
1
answer
A ∝ particle and proton has same K.E. The ratio of de Broglie wavelength of a ∝ particle and proton is…….
asked
Mar 29, 2019
in
JEE
by
kratos
cbse
jee
dual nature of radiation and matter
de broglie relation
jee mains
class-12
+3
votes
1
answer
The electron emitted from an electron *** are having 2 eV of kinetic energy,
asked
Mar 29, 2019
in
Class 12
by
kratos
photoelectric effect
neet
matter waves
jee
dual nature of radiation and matter
jee mains
class-12
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