The Microphone 2
| First | First | Last | Quiz Score Total | Question 2 | Image 2 | 2ai) What component is labelled A? | 2aii) What component is labelled B? | 2aiii) What component is labelled C? | 2b) What is the structure of the diaphragm? | 2c) Explain how sound waves in the air induce a potential difference across the ends of the wire? | 2d) The induced potential difference passes through an amplifier and a loudspeaker. What is the purpose of these? | Question 2e | Image 2e | 2ei) Which diagram shows A sound with the same amplitude as sound A but with twice the frequency? | 2eii) Which diagram shows A sound with the same frequency as sound A but with twice the amplitude? | Quiz Percentage Grade |
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| First | First | Last | Quiz Score Total | Question 2 | Image 2 | 2ai) What component is labelled A? | 2aii) What component is labelled B? | 2aiii) What component is labelled C? | 2b) What is the structure of the diaphragm? | 2c) Explain how sound waves in the air induce a potential difference across the ends of the wire? | 2d) The induced potential difference passes through an amplifier and a loudspeaker. What is the purpose of these? | Question 2e | Image 2e | 2ei) Which diagram shows A sound with the same amplitude as sound A but with twice the frequency? | 2eii) Which diagram shows A sound with the same frequency as sound A but with twice the amplitude? | Quiz Percentage Grade |