Answers to exam I, fall 1998-99

1A. a) 32 slugs, b) 1029.6 lbm

1B. a) nfA = 0.77, nfB = 0.23, b) M = 39.68

1C. 9 m³/s

1D. Nothing changes with time.

2. Depends in solution.  I had six equations and six unknowns.

3. Must show all work for full credit.  a) 5 hours, b) dm_pile/dt = 2.5 - 0.05 m_pile c) 50 tons