Homework Statement
A point source in water provides 10 W of heat for 10 seconds, and is then shut off. The surrounding water has a temperature of 20 °C. Provide the temperature profile as a function of distance r and time t.
Homework Equations
The Attempt at a Solution
If it...
Homework Statement
A cantilever beam (prismatic, rectangular cross section) is loaded at the tip by a force
P and at half its length L by a moment M.
a. Calculate the reaction force and moment.
b. Draw the shear force and bending moment diagrams
Homework Equations
∑F=0; ∑M=0
The...
Homework Statement
Consider the states with the quantum numbers n = l = 1 and s = 1/2
Let
J = L + S
What is the dimension of the Hilbert space to describe all states with these
quantum numbers?
Homework Equations
The Attempt at a Solution
I believe the dimension of the Hilbert...
Homework Statement
I have a hollow conducting sphere with a charge on it, and I'm looking at the static situation. Where are the charges located?
Homework Equations
Gauss' Law
The Attempt at a Solution
A static situation, so no electric field inside the sphere, or charges would move...