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*Subject*: Re: [amsat-bb] 400N P3D Rocket*From*: marc vermeersch <marc@xxxxxxxxx>*Date*: Wed, 27 Sep 2000 18:03:24 +0200*In-Reply-To*: <5.0.0.25.0.20000927084208.01f40c10@globalnet.hn>

At 27/09/2000 15:59, Ricardo Denis wrote: >hi all, > >whlie looking at the P3D pictures, i noticed the one of dick daniels >holding the 400 Newton rocket in his hands. it made we wonder just how >much power is 400N. to satisfy my curiosity i'd thought i'd ask so here >goes: between me and my bicycle we weigh 115 Kg. if i were to strap on the >P3D 400N rocket to my bicycle, how long would it take me to accelerate >from a zero to 100 kilometers per hour (assume no friction and a level >surface)? thanks in advance. > >73 de rick Acceleration = Force / Mass = 400 [Newton] / 115 [kg] = 3.48 [m/s/s] 100 km/h = 27.8 m/s Time = Speed / Acceleration = 27.8 [m/s] / 3.48 [m/s/s] ~ 8 seconds (assuming the thrust is parallel to your "level surface" ;-) -- /\/\arc. ---- Via the amsat-bb mailing list at AMSAT.ORG courtesy of AMSAT-NA. To unsubscribe, send "unsubscribe amsat-bb" to Majordomo@amsat.org

**References**:**400N P3D Rocket***From:*Ricardo Denis

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