A couple of question:

I'll post one here and the others in a second , please help :(

::

object A has a charge of 2uc and object B has a charge of 6uc which statement is true ?
1) FAB=-3FBA
2)FAB=-FBA
3)3FAB=-FBA

I tried so solve this but I couldn't :(

I'll post the others in a sec...

Question

A couple of question:

I'll post one here and the others in a second , please help :( 

::

object A has a charge of 2uc and object B has a charge of 6uc which statement is true ? 
1) FAB=-3FBA
2)FAB=-FBA
3)3FAB=-FBA

I tried so solve this but I couldn't :(

I'll post the others in a sec...

anonymous · Answer

in the figure , determine the point other than infinity at which the electric field is zero :

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