9702 November 2018 Paper 42 Worked Solution | A-Level Physics
Question 5
In radio communication, the radio wave is usually modulated. State what is meant by amplitude modulation (AM ).
Question 8
A stiff copper wire is balanced horizontally on a pivot, as shown in Fig. 8.1.
Question 9
can you please post the solution for question 8? Thank you.
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DeleteCan you please explain question 9
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