[单选题]
A 0.300-kg mass, attakz 13 .da9s;p)vo plvpcu)h6nqm d34e yhed to the end of a 0.750-m string, is whirled around in a smooth level table. If the maximum tension that the string can withstand is 250 N, then what mahn64 mudyq3)e ximum linear speed can the mass have if the string is not to break?
Post time 2024-1-22 02:51:16