A rectangular coil in the plane of the page has dimensions a = 16.00 m and b = 30. A long wire that carries a current I = 2.50 A is placed directly...

A rectangular coil in the plane of the page has dimensions a = 16.00 m and b = 30.00 m. A long wire that carries a current I = 2.50 A is placed directly above the coil. For what value of x is the magnitude of the magnetic flux through the coil a minimum?