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Recent questions tagged dual nature of radiation
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A photoelectric cell is illuminated by a point source of light 1 m away. When the source is shifted to 2 m, then
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Mar 25, 2019
in
Class 12
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kratos
dual nature of radiation
neet
jee
dual nature of radiation and matter
jee mains
class-12
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If a source of power 4 kW produces 1020 photons/second, the radiation belong to a part of the spectrum called
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Mar 18, 2019
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JEE
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kratos
dual nature of radiation
jee
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The time by a photoelectron to come out after the photon strikes is approximately.
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Mar 17, 2019
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JEE
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kratos
dual nature of radiation
electrons and photons
jee
dual nature of radiation and matter
jee mains
class-12
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When photons of energy 4.25 eV strike the surface of a metal A the ejected photo electrons have a maximum kinetic energy EA eV
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Mar 16, 2019
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Physics
by
kratos
dual nature of radiation
neet
jee
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dual nature of radiation and matter
jee mains
nuclear physics
atomic physics
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If the kinetic energy of a free electron doubles, its de Broglie wavelength changes by the factor
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Mar 15, 2019
in
JEE
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kratos
dual nature of radiation
electrons and photons
jee
dual nature of radiation and matter
jee mains
class-12
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1
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A cesium photocell with a steady potential difference of 60 V across it, is illuminated by a small bright light placed 1 m away.
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Mar 15, 2019
in
JEE
by
kratos
dual nature of radiation
electrons and photons
jee
dual nature of radiation and matter
jee mains
class-12
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1
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Explain: Photoelectric current in a photocell increases with the increase in the intensity of the incident radiation.
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Feb 23, 2019
in
Class 12
by
kratos
photoelectric effect
dual nature of radiation
neet
cbse
aiims
jee
dual nature of radiation and matter
jee mains
class-12
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1
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A uniform electric field and a uniform magnetic field are acting along the same direction in a certain region,
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Feb 19, 2019
in
Class 12
by
kratos
dual nature of radiation
neet
motion of charged particles
jee
moving charges and magnetism
magnetic effect of current
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electric charges and fields
class-12
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Which element show photo electric effect & why? how will you find kinetic energy of ejected electron ?
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Feb 17, 2019
in
JEE
by
kratos
dual nature of radiation
class-11
jee
jee mains
structure of atom
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The anode voltage of a photocell is kept fixed. The wavelength λof the light falling on the cathode is gradually changed.
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Feb 12, 2019
in
Class 12
by
kratos
dual nature of radiation
neet
electrons and photons
jee
aiims
jee mains
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According to Einstein’* photoelectric equation, the plot of the kinetic energy of the emitted photo electrons from a metal vs the frequency,
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Jan 27, 2019
in
Class 12
by
kratos
dual nature of radiation
neet
electrons and photons
jee
aiims
dual nature of radiation and matter
jee mains
class-12
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1
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The Kinetic Energy of the fastest photoelectron emitted using light of wavelength λ is E; While the K.E. of the fastest
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Jan 27, 2019
in
JEE
by
kratos
photoelectric effect
dual nature of radiation
class- 11
jee
dual nature of radiation and matter
jee mains
class-12
wave particle quality
structure of atom
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1
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The work function of a substance is 4.0 eV. The longest wavelength of light that can cause
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Jan 26, 2019
in
JEE
by
kratos
dual nature of radiation
jee
jee mains
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1
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Electrons accelerated by potential V are diffracted from a crystal.
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Jan 20, 2019
in
JEE
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kratos
dual nature of radiation
jee
electrons and photons
jee mains
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Formation of covalent bonds in compounds exhibits.
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Jan 20, 2019
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JEE
by
kratos
dual nature of radiation
jee
semiconductors
solids and semiconductor devices
jee mains
semiconductor devices
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A photocell is illuminated by a small bright source placed 1m away.
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Jan 3, 2019
in
Physics
by
kratos
dual nature of radiation
modern physics
electrons and photons
jee
jee mains
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1
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The anode voltage of a photocell is kept fixed. The wavelength (λ) of the light falling on the cathode is gradually changed.
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Dec 31, 2018
in
Physics
by
kratos
dual nature of radiation
isc
x-rays
electrons and photons
jee
icse
jee mains
class-12
atomic physics
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1
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In an experiment, electrons are made to pass through a narrow slit of width d comparable to their de Broglie wavelength.
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Dec 31, 2018
in
JEE
by
kratos
dual nature of radiation
electrons and photons
jee
jee mains
nature of light
class-12
+3
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1
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Whose photo was garlanded at the inauguration of Einstein’* institute for ********, adolescents and youth?
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Dec 12, 2018
in
Class 12
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kratos
dual nature of radiation
neet
cbse
csat
indian panorama
aiims
jee
dual nature of radiation and matter
jee mains
class-12
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1
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In photoelectric effect the number of photo-electrons emitted is proportional to :
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Dec 5, 2018
in
Class 12
by
kratos
dual nature of radiation
neet
jee
aiims
dual nature of radiation and matter
jee mains
class-12
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