Physics Hard

Modern Physics

Practice Modern Physics MCQs as part of Physics.

36 MCQs
Hard difficulty

Questions in this Topic

Who developed the theory of relativity?
Easy
What does E=mc² represent?
Medium
An atom's nucleus is composed of protons and:
Medium
What particle has a negative charge and orbits the nucleus of an atom?
Easy
Radioactive decay in which a nucleus emits a helium nucleus is called:
Hard
Which scientist proposed the quantum theory of energy?
Medium
The process of splitting a heavy atomic nucleus into smaller nuclei is called:
Medium
Which process, in which light atomic nuclei combine to form a heavier nucleus, powers t...
Hard
Who explained the photoelectric effect using the idea of light quanta (photons)?
Medium
What is the approximate value of Planck's constant?
Medium
The energy of a photon is given by:
Easy
In the photoelectric effect, the threshold frequency is the:
Medium
The de Broglie wavelength of a particle is given by:
Medium
The Heisenberg uncertainty principle states that we cannot:
Medium
The Compton effect demonstrates that light has:
Hard
In the Bohr model of the atom, electrons move in:
Medium
Which spectral series of hydrogen lies in the visible region?
Medium
The half-life of a radioactive substance is the time in which:
Easy
Which radiation has the greatest penetrating power?
Medium
A beta particle is a:
Medium
Binding energy per nucleon is greatest for nuclei near:
Hard
The mass defect of a nucleus is related to its:
Medium
In a nuclear reactor, control rods are used to absorb:
Medium
Which isotope is used in radiocarbon dating?
Easy
Who discovered X-rays?
Easy
Who discovered radioactivity?
Medium
What does the word LASER stand for?
Easy
The 2025 Nobel Prize in Physics honoured the discovery of which phenomenon in an electr...
Hard
Which scientist was a joint winner of the 2025 Nobel Prize in Physics?
Hard
The 2024 Nobel Prize in Physics recognised foundational work in which field?
Medium
What is the basic unit of information in a quantum computer?
Easy
The Higgs boson was announced as discovered at CERN's Large Hadron Collider in:
Medium
A key postulate of special relativity is that the speed of light in vacuum is:
Medium
According to special relativity, a clock moving at very high speed relative to an obser...
Hard
Which particle carries the electromagnetic force?
Medium
In 2019, the Event Horizon Telescope collaboration released the first image of a:
Medium
Topic Info
SubjectPhysics
TopicModern Physics
Total MCQs36
DifficultyHard
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