• Paper 4 Discussion - June 2019 Paper 41

  This session continues the discussion of Physics A level (9702) June 2019 Paper 41.

   Questions 7 to 12 are explained. 

  The following concepts are explained in detail:

  Question 7 - Op-amp; Inverting Op-amp Circuit; Calculation of gain of op-amp; Saturation of op-amp

  Question 8 - Electromagnetism and Electromagnetic Induction; Lenz's Law; Induced e.m.f

  Question 9 - Principles of NMRI; Role of uniform & non-uniform magnetic fields

  Question 10 - A.C Circuit; Rectificatied voltage output

  Question 11 - Quantum Physics; Photoelectric effect; Energy of photon; de Broglie wavelength; Impulse-momentum theorem

  Question 12 - Radioactivity; Decay constant; Mass defect

  Notes and Questions are available in the documents section of this session

• Session 23: Paper 4 Discussion - June 2019 Paper 41

  • June 2019 Paper 41
    • Question 7 9 mins
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      Question 7

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    • Question 8 10 mins
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      Question 8

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    • Question 9 5 mins
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      Question 9

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    • Question 10 5 mins
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      Question 10

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    • Question 11 10 mins
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      Question 11

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    • Question 12 8 mins
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      Question 12

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• Excercise Files

  • June 2019 Paper 41
    • June 2019 Paper 41 - Question Paper
    • June 2019 Paper 41 - Answers

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