[填空题]
Suppose our Sun eventuafr8 s;n1pzp-n i/k :wflly collapses into a (b 3drh66jn 0/1)+c-rwhgsni uarqsm white dwarf, losing about half its mass in the process, adb0jrmngnr - i3)w/a(6sqc6 1 +ushrhnd 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
