A Long Solenoid (Diameter = 4

Multiple Choice

A long solenoid (diameter = 4.00 cm) is wound with 1500 turns per meter of thin wire through which a current of 0.220 A is maintained.A wire carrying 5.00 A is inserted along the axis of the solenoid.What is the magnitude of the magnetic field at a point 1.00 cm from the axis?

A) 0.0673 mT
B) 0.114 mT
C) 0.294 mT
D) 0.372 mT
E) 0.427 mT