[填空题]
Suppose our Sun eventually collapses into a white dwarf, losing about hg) 5hg34rxovralf r*d+am(gl (greik6,2ek shd 1 its mass in the process, and winding up with a radius 1.0% of its existing radiur,s(r+aedg kh g(2d*6eiml k1s. 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
