来自冯艳君的问题
具体是：Aspacevehiclemadeupoftwopartsistravellingat230m/sthemassofpartAis450kg,themassofpartBis1200kg.anexplosioncausesthe450kgparttoseparateandtravelwithafinalvelocityof280m/sWhatwasthemagnitudeofthe
具体是：
Aspacevehiclemadeupoftwopartsistravellingat230m/s
themassofpartAis450kg,themassofpartBis1200kg.
anexplosioncausesthe450kgparttoseparateandtravelwithafinalvelocityof280m/s
Whatwasthemagnitudeoftheimpulseonthe1200kgpartduringtheseperation?
1回答
2020-07-25 14:09