Author Question: What is the root-mean-square value of the following velocity components: 2.0 m/s, -3.0 m/s, and 4.0 ... (Read 180 times)

skymedlock · **on:** Jul 29, 2018

What is the root-mean-square value of the following velocity components: 2.0 m/s, -3.0 m/s, and 4.0 m/s?

A) 5.4 m/s
B) 1.9 m/s
C) 3.1 m/s
D) 3.3 m/s
E) 1.0 m/s

Question 2

Eleven molecules have speeds 16, 17, 18, . . . , 26 m/s. Calculate the root-mean-square of this group of molecules.

A) 21.2 m/s
B) 21.0 m/s
C) 21.5 m/s
D) 21.7 m/s