What is the maximum current Imax in a straight superconducting niobium wire of radius 1.5 mm ? Keep in mind that the superconductivity of a niobium wire is destroyed if the magnetic field at the surface of the wire reaches or exceeds 0.10 T .

the total distance that martina travels that day is

(distance from home to mom's office) plus (distance from mom's office to school)

plus (distance from school to library) plus (distance from library to friend's house)

plus (distance from friend's house to martina's house).

(we don't know what any of these distance actually is.)

a 2,000 calorie based diet.

k2s for potassium sulphide