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MODERN PHYSICS

Get chapter-wise JEE Main & Advanced questions with solutions

Q JEE MAIN_2023
Given below are two statements :
Statement I : Stopping potential in photoelectric effect does not depend on the power of the light source.
Statement...
JEE Main Physics Medium
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Q JEE MAIN 2023
Consider the following radioactive decay process

The mass number and the atomic number...
JEE Main Physics Easy
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Q JEE MAIN 2023
From the photoelectric effect experiment, following observations are made. Identify which of these are correct
A. The stopping potential depends only on the work...
JEE Main Physics Hard
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Q JEE MAIN 2023
If the binding energy of ground state electron in a hydrogen atom is 13.6 eV , then, the energy required to remove the electron from...
JEE Main Physics Easy
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Q JEE MAIN 2023
Nucleus a having $Z=17$ and equal number of protons and neutrons has 1.2 MeV binding energy per nucleon. Another nucleus B of $Z=12$ has total...
JEE Main Physics Easy
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Q JEE MAIN 2023
The radius of electron's second stationary orbit in Bohr's atom is R. The radius of 3rd orbit will be
JEE Main Physics Easy
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Q JEE MAIN 2023
Match List–I with List–II Choose the correct answer from the option given below:
JEE Main Physics Medium
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Q JEE MAIN 2023
The threshold frequency of metal is $f_0$. When the light of frequency $2 f_0$ is incident on the metal plate, the maximum velocity of photoelectron...
JEE Main Physics Medium
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Q JEE MAIN 2023
If the two metals $A$ and $B$ are exposed to radiation of wavelength 350 nm . The work functions of metals A and B are...
JEE Main Physics Easy
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Q JEE MAIN_2023
A photon is emitted in transition from n = 4 to n = 1 level in hydrogen atom. The corresponding wavelength for this transition is...
JEE Main Physics Easy
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