Math Central - mathcentral.uregina.ca
Quandaries & Queries
Q & Q
 Topic: conservation
start over

2 items are filed under this topic.

 Page1/1
 A two stage rocket 2002-11-26 From Hoda:a two stage rocket accelerates in free space by ejecting fuel at a constant relative speed , v(ex). the full fuel load makes up 80% of the initial mass of the entire two stage rocket . the rocket accelerates from rest until at the end of the first stage when 75% of its fuel has been burnt. find an expression for the speed of the rocket at the end of the first stage in terms of v(ex).Answered by Claude Tardif. Conservation, consumption and population growth 2001-06-04 From Steve:I'm trying to quantify the relation between conservation/consumption and population growth. For instance let's consider California: The 2000 census states that California's population grew from 29,760* in 4-1990 to 33,871 in 4-2000. I want to find r or rate of growth per year. Based on the exponential growth formula for population growth: ... Answered by Penny Nom.

 Page1/1

 Math Central is supported by the University of Regina and The Pacific Institute for the Mathematical Sciences.
 about math central :: site map :: links :: notre site français