Waves

1. Mention 3 main classification of waves according to their nature?

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2. Mention the SI UNIT of frequency?

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3. Mention the name of the waves that move continually away from the source?

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4. What is generated as a result of continuous vibrations at a constant rate in a medium?

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5. Mention the main difference between electromagnetic and mechanical waves?

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6. Frequency = inverse of Period. True or False?

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7. Name the two types of mechanical waves?

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8. Particles in a wave motion which oscillate in opposite direction and at the same level of displacement in the opposite direction of the rest position are said to be?

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9. The amplitude of a wave is?

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10. SI UNIT of wavelength is?

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11. The distance covered by a wave in one second is called?

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12. Which of the following statement describes a transverse wave?

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13. What is the SI UNIT of amplitude?

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14. Mention the SI UNIT of speed?

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15. State the difference between transverse waves and longitudinal waves?

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16. Which of the following statement describes a longitudinal wave?

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17. Describe the wave trains in a transverse wave?

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18. Describe the wave trains in a longitudinal wave?

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19. The distance between 2 successive rarefactions or compressions in a longitudinal wave is called?

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20. The distance between 2 successive crests or troughs in a transverse wave is called?

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21. Mention the SI UNIT of period?

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22. What is generated when a single vibration is sent through a medium?

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23. Particles in a wave motion which oscillate in the same direction and at the same level of displacement in their oscillation are said to be

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24. The number of complete oscillations made by a particle in one second?

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25. Waves which do not require material medium for transmission are called?

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26. The distance between 2 points on a wave train which are in phase is called?

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27. Time taken by a particle to complete one oscillation is called?

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28. Speed (v) = Lambda x f (product of wavelength and frequency)

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29. Waves which require a material medium for transmission are called?

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30. Frequency of a wave = (no.of complete wavelengths)/(time taken )

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