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| __________ is related to frequency. |
pitch |
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scooter_arablvr Thu, 01 Jul 2010 03:11:37 GMT |
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| ________ are alternations in loudness, due to interference. |
beats |
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scooter_arablvr Thu, 01 Jul 2010 03:11:37 GMT |
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| When the frequency of the driving force equals the natural frequency of the system the system is said to be in ____________. |
resonance |
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scooter_arablvr Thu, 01 Jul 2010 03:11:37 GMT |
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| the lowest frequency of vibration is called the _________. |
fundamental frequency |
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scooter_arablvr Thu, 01 Jul 2010 03:11:37 GMT |
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| An ______ occurs where the standing wave vibrates at maximum amplitude |
antinode |
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scooter_arablvr Thu, 01 Jul 2010 03:11:37 GMT |
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| A ________ occurs where the two traveling waves have the same magnitude of displacement, but the displacements are in opposite directions. |
node |
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scooter_arablvr Thu, 01 Jul 2010 03:11:37 GMT |
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| __________ occurs when the path difference between two waves motion is an odd half wavelength. |
destructive interference |
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scooter_arablvr Thu, 01 Jul 2010 03:11:37 GMT |
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| _________ occurs when the path difference between two waves motion is zero or some integer multiple of wavelengths. |
constructive interference |
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scooter_arablvr Thu, 01 Jul 2010 03:11:37 GMT |
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| The ratio v/vs is called the _______. |
Mach number |
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scooter_arablvr Thu, 01 Jul 2010 03:11:37 GMT |
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| A conical wave front is the ___. |
shock wave |
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scooter_arablvr Thu, 01 Jul 2010 03:11:37 GMT |
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| ______ results when the source velocity exceeds the speed of the wave itself. |
shock waves |
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scooter_arablvr Thu, 01 Jul 2010 03:11:37 GMT |
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| the SI unit of frequency is _____. |
Hz - Hertz |
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scooter_arablvr Thu, 01 Jul 2010 02:58:01 GMT |
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| A ________ is experienced whenever there is relative motion between a source of waves and an observer. |
doppler effect |
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scooter_arablvr Thu, 01 Jul 2010 02:58:01 GMT |
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| _____ are the radial lines pointing out from the source and perpendicular to the wave fronts. |
rays |
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scooter_arablvr Thu, 01 Jul 2010 02:58:01 GMT |
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| ______ are the concentric arcs. |
wave fronts |
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scooter_arablvr Thu, 01 Jul 2010 02:58:01 GMT |
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| the SI unit of the intensity level is ______. |
decibel |
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scooter_arablvr Thu, 01 Jul 2010 02:51:24 GMT |
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| _____ is the the intensity level or the decibel level of the sound. |
B (beta) |
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scooter_arablvr Thu, 01 Jul 2010 02:51:24 GMT |
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| the SI unit of intensity of sound waves is _______. |
W/m2 |
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scooter_arablvr Thu, 01 Jul 2010 02:51:24 GMT |
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| the equation for intensity is ________ divided by _____. |
power ; surface area |
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scooter_arablvr Thu, 01 Jul 2010 02:51:24 GMT |
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| _________ is the rate at which the energy flows through the surface divided by the surface area. |
intensity |
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scooter_arablvr Thu, 01 Jul 2010 02:51:24 GMT |
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| Speed of sound is faster through _______ than ______. |
solid ; liquid or liquid ; gas |
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scooter_arablvr Thu, 01 Jul 2010 02:47:45 GMT |
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| The speed of sound equation is ________. |
v = square root of elastic property / inertial property |
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scooter_arablvr Thu, 01 Jul 2010 02:47:45 GMT |
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| the speed of sound in a solid depends on _______. |
youngs modulus and density. v = square root of Y/density |
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scooter_arablvr Thu, 01 Jul 2010 02:47:45 GMT |
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| the speed of sound in a liquid depends on ________. |
bulk modulus and density v = square root of B/density |
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scooter_arablvr Thu, 01 Jul 2010 02:47:45 GMT |
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| The three types of sound waves are _____. |
audible waves, infrasonic waves, ultrasonic waves |
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scooter_arablvr Thu, 01 Jul 2010 02:44:25 GMT |
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| Sound waves are _________. |
longitudinal waves |
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scooter_arablvr Thu, 01 Jul 2010 02:44:25 GMT |
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| A low density area in the air is an area of ________. |
rarefaction |
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scooter_arablvr Thu, 01 Jul 2010 02:44:25 GMT |
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| A high density area in the air is an area of _______. |
compression |
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scooter_arablvr Thu, 01 Jul 2010 02:44:25 GMT |
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