Two parallel long wires carry the same current and repel each other with a force F per unit length. If both of these currents are tripled and the wire separation is doubled, what is the new force per unit length

u=13

v=30

s/t=u+1\2at

=13+431/2

=13+265.5

=278.5

3.2x10^7

a cold ice-tea.

pour in room temperature or cold water. cover the pitcher and refrigerate. steep white or green tea for 6 to 8 hours; steep black or oolong tea for 8 to 12 hours.jun 28, 2015