Over which of the following length scales Stephanie Saylor Foundat

Question 11 / 40: Over which of the following length scales is the continuum hypothesis invalid for air at standard temperature and pressure (STP)?

I. inches

II. 0.1 nanometers

III. 10 nanometers

IV. 1 micron

A I and IV only

B I only

C I, III, and IV only

D I, II, III, and IV

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Explanation:

At 1 atm, and 0 degrees C there are 2 x 10²⁵ molecules in a cubic meter. Hence for volumes of 10 nanometers on a side, there are about 20 molecules. So for volumes of about this size or smaller, the continuum hypothesis becomes tenuous.

Quiz Home Page

https://www.jobilize.com/fluid-mechanics-mcq-quiz-by-stephanie-redfern-tuan-dinh

Fluid Mechanics ME201

Author:

Stephanie Redfern

The Saylor Foundation

USA

Access: Public Instant Grading

Attribution: Stephanie Redfern and Tuan Dinh. Fluid Mechanics. The Saylor Academy 2014, http://www.saylor.org/courses/me201/

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