飞船在距地190mi的地方飞,求周期t（min）和速度v（m／s）The space shuttle is in a 190 mile high orbitThe space shuttle is in a 190 mile high orbit. What are the shuttle's orbital period, in minutes, and its speed?物理题不会做,
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飞船在距地190mi的地方飞,求周期t（min）和速度v（m／s）The space shuttle is in a 190 mile high orbitThe space shuttle is in a 190 mile high orbit. What are the shuttle's orbital period, in minutes, and its speed?物理题不会做,
飞船在距地190mi的地方飞,求周期t（min）和速度v（m／s）The space shuttle is in a 190 mile high orbit
The space shuttle is in a 190 mile high orbit. What are the shuttle's orbital period, in minutes, and its speed?物理题不会做,高人帮一下～
飞船在距地190mi的地方飞,求周期t（min）和速度v（m／s）The space shuttle is in a 190 mile high orbitThe space shuttle is in a 190 mile high orbit. What are the shuttle's orbital period, in minutes, and its speed?物理题不会做,
航天飞机是在190公里高的轨道.航天飞机的轨道周期,在几分钟内,其速度之快是什么?
GMm/(R+h)^2=m 4π²(R+h)/T²
T²= 4π²(R+h)³/GM
T=√4π²(R+h)³/GM
=2π(R+h)√(R+h)/GM
取R=6370km h=190km G=6.67*10^-11 M=6*10^24kg
代入上式得
T=2π（6370+190）*10^3√（6370+190）*10^3/6.67*10^-11*6*10^24
=5273s=1.46h
v=2π（6370+190）*10^3/T=7.8*10^3m/s
sd