Does anyone else have this packet for principles of engineering? i'm lost on everything and just need the equations to start the problem and then i'm good lol

Anybody wanna ? (picture included? )

Currents in dc transmission lines can be 100 a or higher. some people are concerned that the electromagnetic fields from such lines near their homes could pose health dangers. for a line that has current 150 a and a height of 8.0 m above the ground, what magnetic field does the line produce at ground level? express your answer in teslas and as a percentage of the earth’s magnetic field, which is 0.50 g. is this value cause for worry?

A200 g lead frying pan gains 2000 joules of heat. what is the change in temperature