Changes between Version 33 and Version 34 of u/erica/radtimescales
- Timestamp:
- 04/04/16 16:34:34 (9 years ago)
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u/erica/radtimescales
v33 v34 265 265 How long it takes the gas density to changes in response to changes in thermal energy corresponds to the crossing time, for some appropriate length scale. 266 266 267 ''' Freefall time ''' 267 = Freefall time = 268 268 269 269 Material in the core will fall onto the star if it is Jeans unstable (or it can fragment). An estimate for the time it will take to 'collapse' onto the star is given by the freefall time: