[填空题]
Suppose our Sun eventually collapses into a white dwarf, losing about half itsngi/48y)zgcctg 4t+rfwpml x ( 4f/u ) mc f/ngpl zfg/rcw4) +t)im g4 yxu4(8tz5mgbp,8p (r hz6ua 1rass in the process, and winding up with a radius 1.0% of its existing radius. Assuming the lost mam5r8h u r1,pgpz6zb (ass 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
