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Question Number 111377 by aurpeyz last updated on 03/Sep/20
Abaggagetractorpullingluggagecartsfromanairplane.Thetractorhasmass6500kgwhilecartAhasmass2500kgandcartBhasmass150kg.Thedrivingforceactingforabriefperiodoftimeacceleratesthesystemfromrestandactsfor3s.(a)IfthisdrivingforceisgivenbyF=820N.findthespeedafter3s(b)WatisthehorizontalforceactingontheconnetingcablebetweenthetractorandcartAatthisinstant
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