Consider a gas enclosed in a box. Let the walls have an area of 0.01m2 – McqOptions

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1.	Consider a gas enclosed in a box. Let the walls have an area of 0.01m2. Let s say a few molecules having their x-component of velocity =2m/s, hit a wall parallel to the yz plane. What will be the value of force on the wall in time dt? Let the number of molecules per unit volume be 10 & mass of each molecule be 10-20kg.
A.	4*10<sup>-19</sup>N
B.	4*10<sup>-21</sup>N
C.	4/3*10<sup>-21</sup>N
D.	4/3*10<sup>-19</sup>N
Answer» C. 4/3*10<sup>-21</sup>N

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