To get the light to shine, how did you connect to the D-cell?

Along, straight wire with 3.0 a current flowing through it produces magnetic field strength 1.0 t at its surface. if the wire has a radius r, where within the wire is the field strength equal to 36.0% of the field strength at the surface of the wire? assume that the current density is uniform throughout the wire

How many neutrons does element x have if it’s stormy umber is 33 and it’s mass number is 95?

How is the gravitational force related to the distance between two objects?