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Recent questions tagged elementary particles
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Find the mean path travelled by pions whose kinetic energy exceeds their rest energy η = 1.2 times.
asked
Apr 5, 2019
in
Physics
by
kratos
irodov
jee
jee mains
elementary particles
nuclear physics
+1
vote
1
answer
It is possible for an electron and a positron to orbit around their stationary center of mass until they annihilate each other,
asked
Mar 30, 2019
in
Physics
by
kratos
irodov
modern physics
jee
jee mains
elementary particles
nuclear physics
+2
votes
1
answer
An electron of energy 1.0 keV approaches a bare nucleus (Z = 50) with an impact parameter corresponding to an orbital momentum.
asked
Mar 22, 2019
in
Physics
by
kratos
irodov
jee
radioactivity
scattering of particles
jee mains
elementary particles
nuclear physics
+2
votes
1
answer
Show that the maximum velocity that can be imparted to a proton at rest by non-relativistic alpha particle is 1.6 times
asked
Mar 13, 2019
in
Physics
by
kratos
irodov
jee
mechanics
jee mains
elementary particles
schrodinger equation
nuclear physics
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1
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Which of these nuclear reactions is possible –
asked
Mar 8, 2019
in
Physics
by
kratos
irodov
jee main 2020
class-11
jee
hydrogen
class-10
environmental pollution
jee mains
elementary particles
nuclear physics
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1
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Find the kinetic energy of a neutron emerging as a result of the decay of a stationary
asked
Mar 3, 2019
in
Physics
by
kratos
irodov
jee
jee mains
elementary particles
nuclear physics
+2
votes
1
answer
Find the strangeness * and the hypercharge Y of a neutral elementary particle whose isotopic spin projection is Tz= +1/2
asked
Feb 24, 2019
in
Physics
by
kratos
irodov
jee
jee mains
elementary particles
nuclear physics
+3
votes
1
answer
A Σ^+ hyperon with kinetic energy TΣ = 320 MeV disintegrated during its flight into a neutral particle
asked
Feb 17, 2019
in
Physics
by
kratos
irodov
jee mains
jee
elementary particles
nuclear physics
+3
votes
1
answer
(a) Show that the specific ionization of 480 MeV α-particle is approximately equal to that of 30 MeV proton
asked
Feb 17, 2019
in
Physics
by
kratos
irodov
jee
jee mains
elementary particles
nuclear physics
+3
votes
1
answer
A neutral pion disintegrated during its flight into two gamma quanta with equal energies. The angle of divergence of gamma
asked
Feb 9, 2019
in
Physics
by
kratos
irodov
jee
jee mains
elementary particles
nuclear physics
+3
votes
1
answer
Which of the following processes are forbidden by the law of conservation of strangeness:
asked
Jan 31, 2019
in
Physics
by
kratos
irodov
jee
jee mains
elementary particles
nuclear physics
+3
votes
1
answer
A stationary neutral particle disintegrated into a proton with kinetic energy T = 5.3 MeV and a negative pion.
asked
Jan 22, 2019
in
Physics
by
kratos
irodov
jee
jee mains
elementary particles
nuclear physics
+2
votes
1
answer
A charged kaon, with an energy of 500 MeV decays into a muon and a neutrino.
asked
Jan 22, 2019
in
Physics
by
kratos
irodov
jee
jee mains
elementary particles
particle physics
nuclear physics
+3
votes
1
answer
Suppose at the sea level the central core of an extensive shower consists of a narrow vertical beam of muons of energy 60GeV
asked
Jan 18, 2019
in
Physics
by
kratos
irodov
jee
jee mains
elementary particles
nuclear physics
+3
votes
1
answer
Pions and muons each of 150 MeV/c momentum pass through a transparent material.
asked
Dec 13, 2018
in
Physics
by
kratos
irodov
jee
jee mains
elementary particles
particle physics
nuclear physics
+1
vote
1
answer
Negative pions with kinetic energy T = 100 MeV travel an average distance l = 11 m from their origin to decay.
asked
Dec 7, 2018
in
Physics
by
kratos
irodov
jee
jee mains
elementary particles
nuclear physics
+3
votes
1
answer
An α-particle from a radioactive source collides with a stationary proton and continues with a deflection of 10°.
asked
Dec 1, 2018
in
Physics
by
kratos
nuclear reactions
irodov
modern physics
jee
jee mains
elementary particles
particle physics
nuclear physics
+2
votes
1
answer
Protons with kinetic energy T strike a stationary hydrogen target. Find the threshold values of T for the following reactions:
asked
Nov 27, 2018
in
Physics
by
kratos
irodov
jee
jee mains
elementary particles
nuclear physics
+1
vote
1
answer
Find the threshold energy of gamma quantum required to form (a) an electron-positron pair in the field of a stationary electron;
asked
Nov 24, 2018
in
Physics
by
kratos
irodov
jee
jee mains
elementary particles
nuclear physics
+1
vote
1
answer
A stationary positive pion disintegrated into a muon and a neutrino.
asked
Oct 7, 2018
in
Physics
by
kratos
irodov
jee
jee mains
elementary particles
nuclear physics
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