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Blundell Thermal Physics
· Problem 6.7
Pressure
Physics — Statistical Mechanics · velocity-cross-correlations
Problem
If
v
1
v_1
v
1
,
v
2
v_2
v
2
,
v
3
v_3
v
3
are three Cartesian components of
v
\boldsymbol{v}
v
, what value do you expect for
⟨
v
1
v
2
⟩
\langle v_1 v_2 \rangle
⟨
v
1
v
2
⟩
,
⟨
v
1
v
3
⟩
\langle v_1 v_3 \rangle
⟨
v
1
v
3
⟩
, and
⟨
v
2
v
3
⟩
\langle v_2 v_3 \rangle
⟨
v
2
v
3
⟩
? Evaluate one of them by integration to check your deduction.
Related theory
Angular Velocity And Linear Velocity Relation
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