Edexcel A Level Physics

Topic Questions

A LevelPhysicsEdexcelTopic Questions8. Nuclear & Particle PhysicsParticle Interactions & Conservation

Particle Interactions & Conservation

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1
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The straight pi to the power of minus particle has a mass of 140 MeV/ c2.

Which row of the table is correct for the antiparticle of a straight pi to the power of minus ?

  Particle
classification		 Mass/ MeV/c2
A Baryon +140
B Baryon -140
C Meson +140
D Meson -140

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2
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Which of the following particles is an example of a fundamental particle? 

  • nucleus

  • neutrino

  • pion

  • proton

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1
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Which row of the table summarises the mass and charge of an antineutron?

  Mass / u Charge / e
A 0 0
B 0 -1
C 1 0
D 1 +1

 

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2
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A high-energy proton can interact with a photon to produce two particles.

Which of the following could be the two particles produced?

  • n + π0

  • n + π+

  • π0 + π+

  • π− + π+

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3
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Which of the following particle equations is correct for the decay of a proton within a nucleus?

  • p → n + β+

  • p → p + β+

  • p → n + β+ + v

  • p → p + β+ + v

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