Author Question: The electric charge of all electrons A) vary from atom to atom. B) vary from ion to ion. C) are ... (Read 116 times)

gonzo233 · **on:** Jul 29, 2018

The electric charge of all electrons

A) vary from atom to atom.
B) vary from ion to ion.
C) are identical.

Question 2

A steel lift column in a service station is a solid cylinder 4.0 m long and 0.20 m in diameter. Young's modulus for this steel is 20 1010 N/m2. By what distance does the column compress when a 5000-kg truck is on it?

A) 4.7 10-7 m
B) 8.0 10-7 m
C) 3.2 10-6 m
D) 7.8 10-6 m
E) 3.1 10-5 m