When a uranium nucleus at rest breaks apart in the process known as fission in a nuclear reactor, the resulting fragments have a total kinetic energy of about 200 MeV. How much mass was lost in the process?

Q: -An object of 2 MeV/c2 has a momentum of 1 MeV/c. Find the total energy (in MeV ).

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Q: An electron whose momentum (885 keV/c). Therefore it has * .. kinetic energy ( keV) is ..... ... 885…

A: Write the expression for the kinetic energy. Here, p represents the momentum and c represents the…

Q: Find the speed of a particle whose relativistic kinetic energy is 40 % greater than the Newtonian…

A: Here given the relativistic kinetic energy of the particle is 40% greater than the Newtonian…

Q: The astronaut whose heart rate on Earth is 60 beats/min increases his velocity to v = 0.75 c. Now…

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Q: If a massless particle has momentum 1,349 MeV/c, calculate its energy in MeV.

A: Given information: Here, p is the momentum of the massless particle.

Q: Calculate the velocity of a neutron whose kinetic energy is four times its rest energy. Rest energy…

A: Write the expression for the kinetic energy. Here, moc2 is the rest mass energy, v is the velocity…

Q: What is the speed of an electron with kinetic energy (a) 750 eV, and (b) 3.2 keV?

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Q: A particle of the rest energy (0.624 GeV) moves with respect to the laboratory at speed u=0.8 c. the…

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Q: An electron is accelerated through a potential difference of 1.5 MV and hence gains 1.5 MeV of…

A: Given data The potential difference is given as V = 1.5 MV. The energy gain is given as E = 1.5…

Q: Two particles are created in a high-energy accelerator and moves off in opposite directions. The…

A: Write the expression for the speed of the second particle.

Q: A pion is an unstable particle that has an average lifetime of 2.55 x 10$ s. This is the time…

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Q: Calculate the mass and speed of an elementary particle having kinetic energy 1.8 MeV. Given rest…

A: Rest  mass = 1.6×10-29kg K.E = 1.8Mev =2.88×10-13 j

Q: At what speed, as a fraction of c, will a moving rod have a length 60% that of an identical rod at…

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Q: If a spaceship is approaching the Earth at 0.100c and a message capsule is sent toward it at 0.100c…

A: Speed of the capsule relative to the ship using velocity addition theorem.

Q: Find the speed of a particle whose relativistic kinetic energy is 30 % greater than the Newtonian…

A: Here given the relativistic kinetic energy is 30% greater than the Newtonian value. We have to…

Q: Beta-decay is nuclear decay in which an electron is emitted from an atom. If the electron is given…

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Q: What is the momentum in MeV/c of an electron with a kinetic energy of 2.00 MeV?

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Q: When a uranium nucleus at rest breaks apart in the process known as fission in a nuclear reactor,…

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Q: A person on earth notices a rocket approaching from the right at a speed of 0.79c and another rocket…

A: Given  V1 = 0.79c  moving  from  right  to  left  . (w.r.t observer at earth)  V2 = 0.55 c    moving…

Q: Two fireworks are at rest 300 m apart. They both go off simultaneously to an observer on the ground…

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Q: 2. (i) An electron with rest energy 0.511 MeV travels with speed u = 0.7c. Find (a) its total energy…

A: Given,  Rest energy of electron,E0=0.511 MeV Speed of electron, u=0.7c

Q: An electron whose momentum (885 keV/c). Therefore it has kinetic energy ( keV) is •... ....

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Q: Starting with the definitions of relativistic energy and momentum, show that E2 = p2 c2 + m2c4 (Eq.…

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Q: How much work must be done on an electron to accelerate it from rest to a speed of 0.991c?

A: calculation

Q: What is the speed of an electron whose kinetic energyis 1.12 MeV?

A: The kinetic energy of an electron is given by:KE=12mv2........(1)where,m is the mass of electronv is…

Q: As measured from the Earth, a spacecraft is moving at speed 0.80 c when it releases a probe at speed…

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Q: An object disintegrates into two fragments. One fragment has mass 1.00 MeV/c2 and momentum 1.75…

A: Energy of the first fragment

Q: A person on earth notices a rocket approaching from the right at a speed of 0.75c and another rocket…

A: Given data: Velocity of the rocket from right side, vR→=-0.75cx^  Velocity of the rocket from left…

Q: Particle A (with rest energy 200 MeV) is at rest in a lab frame when it decays to particle B (rest…

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Q: If the kinetic energy of a particle is equal to its rest energy then what must be its speed?

A: Given ,        the kinetic energy of a particle equals to its rest energy                speed (v)…

Q: In a nuclear reaction two identical particles are created,traveling in opposite directions. If the…

A: Given Data: The speed of the first particle is, u = -0.82c. The speed of the second particle is, v…

Q: The muon is an unstable particle that spontaneously decays into an electron and two neutrinos. In a…

A: a) The equation to determine the life time of the moving muon is,

Q: its speed?

A: kinetic energy of electron , K. E = 0.923 MeV 1 MeV = 1.6 x10-13 J mass of the electron = m = 9.1 x…

Q: The kinetic energy of a particle is 45 MeV. If themomentum is 121 MeV /c what is the particle’s…

A: Given data The kinetic energy of the particle is KE = 45 MeV. The momentum of the particle is p =…

Q: An astronaut at rest has a heart rate of 66 beats/min. What will her heart rate be as measured by an…

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