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Particle Physics
Page 5
Questions (396)
What is a neutral subatomic particle called?
1 answer
asked anonymously
23 views
What is a negatively charged subatomic particle that is located outside of the nucleolus?
1 answer
asked anonymously
13 views
Which particle’s mass is similar to the mass of a proton?
Group of answer choices an electron an atom a neutron a nucleus
1 answer
asked anonymously
34 views
Suppose a beam of 5.0 eV protons strikes a potential energy barrier of height 5.5 eV and thickness 0.57 nm, at a rate equivalent
2 answers
asked by
Anonymous
1,256 views
The average lifetime of muons at rest is 2.20 us. A laboratory measurement on muons traveling in a beam emerging from a particle
4 answers
asked by
Andy
1,259 views
a photon whose energy equals the rest energy of the compton collision with an electron, if the electron moves off an angle of 40
1 answer
asked by
brite
1,199 views
Why is the logical chart on particles and the solar wheel and important element of the protection that earth's magnetic field
1 answer
asked anonymously
45 views
What is matter in which every particle is identical?
2 answers
asked by
nolan
1,116 views
12. If alpha particles are caused to fall through a potential difference of 1500 volts, determine their final speed if they were
3 answers
asked by
ike
1,127 views
A bare helium nucleus has two positive charges and a mass of 6.64 10-27 kg.
(a) Calculate its kinetic energy in joules at 2.00%
2 answers
asked by
Kg
1,120 views
An alpha particle (mass = 6.6 × 10-24 g) emitted by radium travels at 3.4 × 107± 0.1 × 107 mi/h. What is its de Broglie
2 answers
asked by
brittany
1,114 views
What would be the speed of the following particles if they had the same wavelength as a photon of green light (λ = 500.0 nm)?
Pr
1 answer
asked by
Anonymous
1,077 views
What is the wavelength and the frequency of a 50-MeV gamma ray photon.
1 answer
asked by
Brann
1,041 views
Particle A has a mass of 2 and a charge of -1. Particle B has a mass of 2 and a charge of +1. Are particle A and B necessarily
3 answers
asked by
Linn
1,078 views
An á-particle has a charge of +2e and a mass of 6.64 10-27 kg. It is accelerated from rest through a potential difference that
1 answer
asked by
Don
1,040 views
An -particle has a charge of +2e and a mass of 6.64 10-27 kg. It is accelerated from rest through a potential difference that
1 answer
asked by
DCM
1,020 views
You plan to pass alpha particles through a field that contains a consistent type of particle. Which configuration will result in
4 answers
asked by
queen
69 views
Briefly explain Sieving
1 answer
asked by
Oluwademilade
15 views
what has more predictable behavior, a proton or an electron, and why?
a. an electron because of its smaller mass b. a proton
2 answers
asked by
Jess
980 views
A cyclotron designed to accelerate protons of mass 1.673 x 10^-27 kg to an energy of 5.5 MeV has a diameter of 9m. The charge on
1 answer
asked by
Belle
981 views
What is the mass of a proton? Is it 1g, 1amu, or something else?
3 answers
asked by
Cici
949 views
Calculate the wavelengths:
-A muon (a sub particle with the mass of 1.884 X 10^-25g) traveling at 320.0 m/s -an electron
2 answers
asked by
Erin
949 views
an electron of energy 100 mev collides with a photon of wavelength 3*10^6 nm.what is the maximum energy loss suffered by the
1 answer
asked by
kalyan
952 views
a system of 1525 particles, each of which is either an electron or proton, has a net charge of -5.456*10^-17 C.
A) How many
1 answer
asked by
Anonymous
941 views
The speed of an electron is known to be between 3.0×10^6 m/s and 3.3×10^6 m/s . Estimate the uncertainty in its position.
Chang
2 answers
asked by
Paige
935 views
an electron has a kinetic energy that is 1.8 times its rest energy. What is its speed, expressed as a fraction of the speed of
2 answers
asked by
Monique
896 views
A proton and an alpha particle (q = +2.00e, m = 4.00u ) are fired directly toward each other from far away, each with an initial
2 answers
asked by
Anonymous
923 views
An alpha particle (4He) undergoes an elastic collision with a stationary protactinium nucleus (231Pa). What percent of the
1 answer
asked by
Haya
899 views
What particle is needed to complete this equation
14/7N+ _______=14/7C+ 1/1H I think it is a beta particle because of beta decay
3 answers
asked by
lulu
923 views
An alpha particle (mass = 6.6 10-24 g) emitted by radium travels at 2.5 107 ± 0.1 107 mi/h.
(a) What is its de Broglie
2 answers
asked by
Kate
899 views
What is the speed of a 680 eV electron?
What is the speed of a 3.50 keV electron?
2 answers
asked by
VJC
864 views
In a mass spectrometer, singely ionized carbon-12 (normal carbon of atomic mass number 12) has a radius of curvature of 9 cm.
2 answers
asked by
Arielle
860 views
A proton is at the origin and an electron is at the point x = 0.36nm , y= 0.30nm .
2 answers
asked by
DavidJ
863 views
is a negatively charged particle:
Is the same as a helium nucleus Is pure energy Increases the atom number by 1: Has no effect on
3 answers
asked anonymously
49 views
A photon of energy E strikes an electron at rest undergoes pair production, producing a positive electron(positron) and an
1 answer
asked by
Abby
848 views
If we intercept an electron having total energy 1533 MeV that came from Vega, which is 26 ly from us, how far in light-years was
3 answers
asked by
Brian
805 views
An alpha particle (which has two protons) is sent directly toward a target nucleus containing 80 protons. The alpha particle has
4 answers
asked by
Todd
1,442 views
What kind of experiment might you use to distinguish between a gamma ray of wavelength 10^-11m and an electron whose de Broglie
1 answer
asked by
Sheryl
825 views
An alpha particle and an antiproton are released from rest a great distance apart. They are oppositely charged so each
2 answers
asked by
Lauren
782 views
An electron and a positron each have a mass of 9.11*10^-31 kg. They collide and both vanish, with only electromagnetic radiation
2 answers
asked by
rick
759 views
what is the wavelength of neutron (m=1.67x10^-27kg) travelling at 3.0x10^4 m/s?
1 answer
asked by
ceci
688 views
An antiproton (same mass as the proton, charge -e) is at the observation location. What is the force on the antiproton, due to
1 answer
asked by
Jaden
699 views
An alpha particle is best describe by:
^4He2, ^0e-1, ^0e+1, ^0e0
2 answers
asked by
Anonymous
701 views
A pion has rest energy 135MeV. It decays into two gamma rays that travel at the speed of light. A pion
moving through the lab
1 answer
asked by
Pardis
675 views
What is the de Broglie wavelength, in meters, associated with a proton. (mass = 1.673 x 10^-24g) accelerated to a velocity of
2 answers
asked by
Casey
688 views
What would be the uncertainty in velocity (miles/hr) of a neutron beam particle if the position can be measured within +/- 25
3 answers
asked by
Jacob
679 views
The bond between protons and neutrons inside the atomic nucleus is formed by the strong interaction. In classical terms, we can
5 answers
asked by
Antony
676 views
A tritium nucleus explodes by beta decay. An electron leaves with
1x108m/sec. Its mass is
2 answers
asked by
Christina AAAA
648 views
The masses and coordinates of four particles are indicated in the following table.
40 g
1 answer
asked by
wolfpak
638 views
if the radius of a neutron is 1.0 x 10 minus 13cm calculate the density of a neutron in g/cm 3
2 answers
asked by
Karon
623 views
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Parent Categories (6)
Electromagnetism
Kinetic Energy
Physical Science
Physics
Quantum Mechanics
Science