[填空题]
Suppose our Sun eventur dw ,ykzdc 5hcqc6v 1(x5k1 5fh3x1oually+pj 0eestf*6 al i,-vo m1tcr) collapses into a white dwarf, losing about half its ma ) t e0c-ref+m*1asjop6ilv, tss 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 integer)$\approx$ $rad/s$ (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
