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PHYSICS - Trial Paper Collection

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papercollection2110 Diagram 10.1 shows a tuning fork vibrating near a microphone. The sound wavesdetected by the microphone are displayed on a cathode-ray oscilloscope.Rajah 10.1 menunjukkan sebuah tala bunyi bergetar berhampiran dengan sebuahmikrofon. Gelombang bunyi yang dikesan oleh mikrofon itu dipaparkan pada sebuahosiloskop sinar katod.When the tuning fork is struck harder, the sound produced is louder and the soundwaves produced are as shown in Diagram 10.2.Apabila tala bunyi itu diketuk dengan lebih kuat, bunyi yang dihasilkan adalah lebihnyaring dan gelombang bunyi yang dihasilkan adalah seperti ditunjukkan dalam Rajah10.2.a 2a 1Tuning forkTala bunyiDiagram 10.1 / Rajah 10.1 Diagram 10.2 / Rajah 10.2(a) (i) What is the meaning of longitudinal waves?Apakah maksud gelombang membujur?(ii)Explain how a tuning fork produces sound waves.Jelaskan bagaimana tala bunyi menghasilkan gelombang bunyi.[1 mark][4 marks]

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