Most probable speed v_mp:
AkT
Bsqrt(8kT/πm)
Csqrt(2kT/m)
Dsqrt(3kT/m)
Answer & Solution
Correct answer: C. sqrt(2kT/m)
From Maxwell-Boltzmann distribution: v_mp = sqrt(2kT/m). Order: v_mp < v_avg < v_rms. Ratio: 1.000 : 1.128 : 1.225.
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