[填空题]
Suppose our Sun eventually n xs c/yg7,yznud- a75collapses into a white dwarf, losing ab iry03z akkv7lj;vg e-j2 z:nf2io/7cout half its mass in the process, and winding up with a radius 1.0% of its existing radius. Assuming the lost mass carries away no angular momentum, what would the Sun’s new rotation rate be?(round to the nearest inte;2gk-v o inc3 aryj:07izv/fl7kje2zger)$\approx$ $rad/s$ (Take the Sun’s current period to be about 30 days.) What would be its final KE in terms of its initial KE of today?$KE_{f}$= $KE_{i}$
Post time 2025-2-18 20:00:22
