Physics Help Forum spring compression

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 May 15th 2016, 07:35 PM #1 Junior Member   Join Date: May 2016 Posts: 1 spring compression A 1.30 x 10^3 kg car is constructed on a plane supported by 4 springs, each spring has a spring constant of 2.00x10^4 N/M. if two people riding in the car have a combine mass of 1.60x10^2kg. find the frequency of vibration of the car when it is driven over a porthole on the road.
 May 16th 2016, 06:00 AM #2 Physics Team     Join Date: Jun 2010 Location: Morristown, NJ USA Posts: 2,344 I'm sure in your text book they explain that the angular frequency of vibration of a spring-mass system is w=sqrt(k/m) radians/second, and its frequency is w/(2 pi) vibrations/second. All you need do is calculate the mass supported by the springs and the equivalent spring constant, given four springs acting in parallel. Post back with your answer and we'll check it for you.

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