Physics
GATE PH topic:physics PYQs
Build your understanding with focused practice from past exam papers.
Questions 601–610 of 650. Imported answers require independent review unless marked reviewed.
Question 16
Open questionPHNAT1 markNeeds review
The Compton wavelength of a proton is ______ fm. (up to two decimal places). (
kg,
J s,
C,
ms
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Which one of the following conservation laws is violated in the decay
Your answerChoose one option.
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Electromagnetic interactions are:
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Open questionPHMCQ1 markNeeds review
A one dimensional simple harmonic oscillator with Hamiltonian
is subjected to a small perturbation,
. The first order correction to the ground state energy is dependent onYour answerChoose one option.
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Open questionPHMCQ1 markNeeds review
For the Hamiltonian
where
,
is a real vector,
is the
identity matrix, and
are the Pauli matrices, the ground state energy isYour answerChoose one option.
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The coefficient of
in the Fourier expansion of
for
isYour answerChoose one option.
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The degeneracy of the third energy level of a 3-dimensional isotropic quantum harmonic oscillator is
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The electronic ground state energy of the Hydrogen atom is
eV. The highest possible electronic energy eigenstate has an energy equal toYour answerChoose one option.
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A reversible Carnot engine is operated between temperatures
and
(
) with a photon gas as the working substance. The efficiency of the engine isYour answerChoose one option.
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Open questionPHMCQ1 markNeeds review
In the nuclear reaction
, the particle
isYour answerChoose one option.
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