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Thermal physics (A-level only)

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Question 32

Three molecules have speeds $3.00 v$ , $4.00 v$ , and $6.00 v$ .

What is the root-mean-square ( $crmsc_{\text{rms}}$ ) speed of these molecules?

A

$crmsc_{\text{rms}}$

B

$4.42 v$

C

$4.51 v$

D

$20.3 v$

Markscheme

Thermal physics (A-level only) Questions

A Level
Physics
Thermal physics (A-level only)

48 exam-style questions on AQA A Level Physics Thermal physics (A-level only), covering Thermal energy transfer (A-level only), Ideal gases (A-level only), and Molecular kinetic theory model (A-level only). Each one has a worked solution and a mark scheme showing where the marks go.

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