# Posts by arnulfo

Total # Posts: 6

1. ### math calc 2

a 30 m chain hangs vertically from a cylinder attached to a winch. assume there is no friction in the system and that the chain has a density of 5 kg/m. how much work is required to wind the entire chain onto the cylinder using the winch?
2. ### math calc 2

a cattle trough has a trapezoidal cross section with a height of 1 m and horizontal sides of width 1/2 m and 1 m assume the length of the trough is 10 m. A. how much work is required to pump out the water in the trough? B. if the length is doubled does the amount of work ...
3. ### math calc 2

a cattle trough has a trapezoidal cross section with a height of 1 m and horizontal sides of width 1/2 m and 1 m assume the length of the trough is 10 m. A. how much work is required to pump out the water in the trough? B. if the length is doubled does the amount of work ...
4. ### english

how student can help attainoptional as creatively ,critically
5. ### english

how student can attain optional as given a chance as creatively, critically, productivity and meaningfully
6. ### physics

you take a running jump off the end of a platform a speed of 7m/s and splash into the water 1.5 seconds later how far horizontally do you land from your takeoff point? how high is the diving platform