Waves questions | form four Physics
Find Waves examination questions, form four Physics in acaproso.com
| # | Question |
|---|---|
| 1 | The frequency obtained from a plucked string when the tension is 2 N is 400 Hz. Calculate the frequency when the tension is increased by 6 N. Mathematical Calculation |
| 2 | Why a musician must retune a stringed instrument if its temperature changes? Short answers |
| 3 | During a thunderstorm, the time between the flash of light and the thunder is 10 s. How far away is the thunderstorm? Mathematical Calculation |
| 4 | Compare the effect of frequency and amplitude to musical sound. Give two points each. Short answers |
| 5 | Why are the surface waves more dangerous than the primary and secondary waves? Short answers |
| 6 | The shortest length of the air column in a resonance tube with one end closed and the other end open which resonates to a note of frequency500Hz is hound to be 160mm. Calculate the shortest length of the column of air which resonates in similar conditions to a note of frequency800 Hz. Short answers |
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