B. Applications from physics 3. Suppose a given spherical raindrop evaporates at the rate dV = -2V2/3 dt where V >0 is its volume, and the initial volume is V(0) = 8. (a) Sketch the graph of f(V) vs V. Draw the phaseline. (b) Find the solution V(t). Sketch the solution in the t-V plane. Is this solution consistent with your result in (a)?
B. Applications from physics 3. Suppose a given spherical raindrop evaporates at the rate dV = -2V2/3 dt where V >0 is its volume, and the initial volume is V(0) = 8. (a) Sketch the graph of f(V) vs V. Draw the phaseline. (b) Find the solution V(t). Sketch the solution in the t-V plane. Is this solution consistent with your result in (a)?
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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![(c) At what time has the drop completely evaporated?
(d) State two solutions to the differential equation that satisfy V(3) = 0. Show the graph of both
solutions in your plot in (b).
(e) You have clearly demonstrated non-uniqueness for the initial value problem in (d). Why does
this not contradict theorem 2.4.2?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F76834914-f89a-41ef-9f69-c77bbd5ff58f%2F4c89d6c1-60ea-4130-ba6d-3b515ff1d358%2Fuh8bbu_processed.png&w=3840&q=75)
Transcribed Image Text:(c) At what time has the drop completely evaporated?
(d) State two solutions to the differential equation that satisfy V(3) = 0. Show the graph of both
solutions in your plot in (b).
(e) You have clearly demonstrated non-uniqueness for the initial value problem in (d). Why does
this not contradict theorem 2.4.2?
![B. Applications from physics
3. Suppose a given spherical raindrop evaporates at the rate
dV
-2V2/3
dt
where V > 0 is its volume, and the initial volume is V(0) = 8.
(a) Sketch the graph of f(V) vs V. Draw the phaseline.
(b) Find the solution V(t). Sketch the solution in the t-V plane. Is this solution consistent with
your result in (a)?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F76834914-f89a-41ef-9f69-c77bbd5ff58f%2F4c89d6c1-60ea-4130-ba6d-3b515ff1d358%2Fyd9uzs_processed.png&w=3840&q=75)
Transcribed Image Text:B. Applications from physics
3. Suppose a given spherical raindrop evaporates at the rate
dV
-2V2/3
dt
where V > 0 is its volume, and the initial volume is V(0) = 8.
(a) Sketch the graph of f(V) vs V. Draw the phaseline.
(b) Find the solution V(t). Sketch the solution in the t-V plane. Is this solution consistent with
your result in (a)?
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