Quelpr

Other parts of this question

  1. 8(a)(i)Explain what is meant by wave-particle duality.[2 marks]
  2. 8(a)(ii)Explain what is meant by de-Broglie hypothesis.[3 marks]
  3. 8(a)(iii)Explain what is meant by the photoelectric effect.[3 marks]
  4. 8(b)(i)Find its threshold wavelength.[2 marks]
  5. 8(b)(iii)Find the stopping potential.[2 marks]
  6. 8(c)Explain whether or not red light will cause electrons to be emitted from sodium in (b).[5 marks]

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