[填空题]
Suppose our Sun eventually collapses intj*p/yokd )d4,.v+ aot8f n o1w yku6sgo a laqa9sf2) +qkbpe2jg 4 -+bp az*ml0gwhite dwarf, losing about half its mass in the process, and winding uz2 )*b bqf+asj9ae 42 qg+lgpla 0km-pp 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
