[填空题]
Jupiter is about 320 times as massive as thxwa( k9lees1-j(j rsma. . p2ie Earth. Thus, itbk-2-;bq u +c vixxbo8 has been claimed that a person would be crushed by the force of gravity on a planet the size of Jupiter since people can't survive more than a few ok-uiq+xc8 -2 ;bvb xb g 's. Calculate the number of g 's a person would experience at the equator of such a planet. Use the following data for Jupiter: mass =1.9 $\times 10^{27} \mathrm{~kg}$ , equatorial radius =7.1$ \times 10^{4} \mathrm{~km}$ , rotation period =9 $\mathrm{hr} 55 \mathrm{~min}$ . Take the centripetal acceleration into account. g's
