Factor of k for air is 8.93x10(power)9 Nm(power)2/C(power)2
Calculate force between charges of +150.0(micro)C and
-75.0(micro)C that are 0.600 m apart in air.
* I am not able to use the proper symbols for (power), or (micro)© BrainMass Inc. brainmass.com February 24, 2021, 2:08 pm ad1c9bdddf
You are given with two charges one is + and the other is -ve. Thus the nature of the force is attractive. It is given by,
F = k (q1 x q2)/distance square
The expert calculates the force between two opposite charges.