Helicopter blades withstand tremendous stresses. In addition to supporting the weight of a helicopter, they are spun at rapid rates and experience large centripetal accelerations, especially at the tip. (For each answer, enter a number.) (a) Calculate the magnitude (in m/s2) of the centripetal acceleration at the tip of a 3.80 m long helicopter blade that rotates at 230 rev/min. m/s2 (b) Compare the linear speed of the tip with the speed of sound (taken to be 340 m/s). Vtip/vsound=

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Chapter1: Units, Trigonometry. And Vectors
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Helicopter blades withstand tremendous stresses. In addition to supporting the weight of a helicopter, they are spun at rapid rates and experience large centripetal accelerations, especially at the tip. (For each
answer, enter a number.)
(a) Calculate the magnitude (in m/s2) of the centripetal acceleration at the tip of a 3.80 m long helicopter blade that rotates at 230 rev/min.
m/s²
(b) Compare the linear speed of the tip with the speed of sound (taken to be 340 m/s).
Vtip/v sound
Transcribed Image Text:Helicopter blades withstand tremendous stresses. In addition to supporting the weight of a helicopter, they are spun at rapid rates and experience large centripetal accelerations, especially at the tip. (For each answer, enter a number.) (a) Calculate the magnitude (in m/s2) of the centripetal acceleration at the tip of a 3.80 m long helicopter blade that rotates at 230 rev/min. m/s² (b) Compare the linear speed of the tip with the speed of sound (taken to be 340 m/s). Vtip/v sound
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