Skip to main content

All Questions

4 votes
1 answer
387 views

I've never been so confused (Application of Integral Calculus)

Here's a problem on Application of Integral calculus to find the work done in moving a particle. I was able to 'reach' the 'right answer'. But I'm totally confused and utterly dissatisfied with the ...
Abhishek A Udupa's user avatar
0 votes
1 answer
46 views

Solving time derivative of glycogen dynamics: $17.6{dG\over dt} = 2000 - 13G^2$ [closed]

Can I find G, glycogen level at time t=5, if glycogen dynamics are described by the following derivative: $$17.6{dG\over dt} = 2000 - 13G^2$$ It's been a long time since I've messed with derivatives ...
JoelVS's user avatar
  • 1
1 vote
1 answer
7k views

Hydrostatic force problem with trapezoids?

If I have a trapezoid with a $4$m and $8$m base that is partly submerged vertically in water so that the top is $2$m above the surface and the bottom is $2$m below the surface; how do I express the ...
Computer's user avatar
  • 575
0 votes
1 answer
4k views

UNRESOLVED: Pushing oil out of a tank using work integration

I have a tank of oil with a density of $900\frac{kg}{m^3}$. My tank has a spout that is $2$ meters tall and the general radius of the tank is $6$ meters. It is half full of oil and I want to find the ...
Computer's user avatar
  • 575