What is the collision frequency

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
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The pressure exerted by a molecular hydrogen gas at a temperature of 7 °C is 1.01x105 N/m². Assuming the
hydrogen molecular diameter is 2.0 x 10-10 m, and the mean speed is 860 m/s. What is the collision frequency
of the molecules. Useful constant: kg = 1.38 x 10-23
%3D
O a. 1.273 s
O b. 1.172 x 10's
O c. 2.580 x10° s
O d. 1.273 x 10°s
Transcribed Image Text:The pressure exerted by a molecular hydrogen gas at a temperature of 7 °C is 1.01x105 N/m². Assuming the hydrogen molecular diameter is 2.0 x 10-10 m, and the mean speed is 860 m/s. What is the collision frequency of the molecules. Useful constant: kg = 1.38 x 10-23 %3D O a. 1.273 s O b. 1.172 x 10's O c. 2.580 x10° s O d. 1.273 x 10°s
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