Two long, straight parallel wires 9.3 cm apart carry currents of equal magnitude I. They repel each other with a force per unit length of 5.8 nN/m. The current I is approximately
a. 27 mA
b. 65 mA
c. 43 mA
d. 52 mA
e. 2.7 mA
a. 27 mA
b. 65 mA
c. 43 mA
d. 52 mA
e. 2.7 mA