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Question Number 33542 by NECx last updated on 18/Apr/18

A car with a mass of 1300kg is  constructed so that its frame is   suspended by four strings.Each  has a force constant of 20000N/m.  Two people riding the car have a  combined mass of 160kg.Find the  frequency of vibration of the car.

$${A}\:{car}\:{with}\:{a}\:{mass}\:{of}\:\mathrm{1300}{kg}\:{is} \\ $$$${constructed}\:{so}\:{that}\:{its}\:{frame}\:{is}\: \\ $$$${suspended}\:{by}\:{four}\:{strings}.{Each} \\ $$$${has}\:{a}\:{force}\:{constant}\:{of}\:\mathrm{20000}{N}/{m}. \\ $$$${Two}\:{people}\:{riding}\:{the}\:{car}\:{have}\:{a} \\ $$$${combined}\:{mass}\:{of}\:\mathrm{160}{kg}.{Find}\:{the} \\ $$$${frequency}\:{of}\:{vibration}\:{of}\:{the}\:{car}. \\ $$

Commented by NECx last updated on 20/Apr/18

please help

$${please}\:{help} \\ $$

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