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Master chapters and concepts systematically with practice questions compiled across all exam boards.

Total Questions: 662
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Dual Nature of Matter (25 Items)

#1
A proton and an alpha-particle are accelerated through...
#2
When two electrons A and B are accelerated...
#3
A source of light approaching the earth emits...
#4
A particle is moving with a velocity four...
#5
For a certain metal, when monochromatic light of...
Solve ➔
#6
The graph shows variation of stopping potential V0...
#7
The de Broglie wavelength associated with an electron...
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#8
Light source having wavelength 331 nm is used...
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#9
An electron is travelling with a velocity v...
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#10
The de Broglie wavelength for an electron accelerated...
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#11
A monochromatic source of light operating at 15...
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#12
K1 and K2 be the maximum kinetic energies...
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#13
A model for quantized motion of an electron...
Video explanation walkthrough available!Solve ➔
#14
A photon and an electron (mass m) have...
Video explanation walkthrough available!
#15
Which of the following options represent the variation...
Video explanation walkthrough available!🥷 Ninja
#16
If c is the velocity of light in...
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#17
Match the LIST-I with LIST-II LIST-I A. Planck's...
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#18
The minimum wavelength of X-rays produced by an...
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#19
The work functions of Caesium (Cs), Potassium (K)...
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#20
A monochromatic light is incident on a metallic...
Video explanation walkthrough available!Solve ➔
#21
The work function of a metal is 3...
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#22
A beam of light falls on a metal...
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#23
A ray of light with wavelength lambda is...
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#24
A photon and an electron, each of 20...
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#25
The graph which shows the variation of (1/λ²)...
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