A LevelPhysicsEdexcelExam Questions8. Nuclear & Particle PhysicsExploring the Structure of Matter

Exploring the Structure of Matter (Edexcel A Level Physics)

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Electric and magnetic fields can be used in particle accelerators.

Which row in the table correctly describes the use of electric and magnetic fields in the particle accelerator indicated?

  Particle accelerator  Magnetic field Electric field
A cyclotron not used used to accelerate particles
B cyclotron used to accelerate particles used to accelerate particles
C linac used to accelerate particles not used
D linac used to accelerate particles used to accelerate particles

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    The solid line shows the path of an alpha particle as it passes close to a nucleus. 

    q10-june-2019-9ph0-01-edexcel-as-a-level-phy

    Another alpha particle approaches the nucleus with the same initial kinetic energy.
    Which dashed path is possible for this alpha particle?  

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