What is the magnitude of the resulting force (in nano-Newtons) on the −8 nC charge
at the origin? The Coulomb constant is
8.98755 × 109 N · m
2
/C
2
.
Answer in units of nN.

Which is an example of gaining a static charge by conduction? a) rubbing a balloon against your hair. b) shuffling your shoes across a carpet. c) bringing a charged rod near an electroscope. d) touching your car on a cold day and getting a shock.

Determine the maximum r-value of the polar equation r =3+3 cos 0

Identify the theory that can be used to explain each phenomenon. answers diffraction: wave theory interference: wave theory reflection: both particle and wave theories refraction: both particle and wave theories