Two parallel wires are 100m long and 10cm apart and carry opposite chargse of 100 micro couloumbs. \(\mu\)
a) what is the electrical force between the wires?
b) How would this answer have changed if the wires had both been positively charged?
c) How owuld this answer have changed if the wires had been point charges located 10cm. apart?
d) How would this answer have changed if the wires had been parallel sheets of metal 100 m long, 200m wide and 10cm apart?