Three long wires parallel to the x axis carry currents as shown. If I = 20 A, what is the magnitude of the magnetic field at the origin? 
Definitions:
Aversive Stimulus
Aversive Stimulus is an unpleasant or painful stimulus used to induce changes in behavior through aversion therapy.
Operant Response
A behavior that is modified by its consequences, through reinforcements or punishments, in operant conditioning.
Aversive Stimuli
An unpleasant or harmful object, event, or situation that is avoided or intended to be avoided by an organism or individual.
Electric Shock
A sudden discharge of electricity through a part of the body, which can be used therapeutically or may occur accidentally.
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