High voltage power lines can carry over 300,000 volts, but a United States 2 points home is wired for 120 volts of electricity. What type of transformer is
needed to go from the high voltage power line to the power used inside a
home?

Aplayground merry-go-round has a radius of 4.6 m and a moment of inertia of 200 kg-m2 and turns with negligible friction about a vertical axle through its center. a child applies a 26.0 n force tangentially to the edge of the merry-go-round for 15.0 seconds. if the merry-go-round is initially at rest, how much work did the child do on the merry-go-round?

The magnitude of the poynting vector of a planar electromagnetic wave has an average value of 0.939 w/m^2 . the wave is incident upon a rectangular area, 1.5 m by 2.0 m, at right angles. how much total electromagnetic energy falls on the area during 1.0 minute?

You notice the birds sitting on the electrical wires which of the following explain why the birds don't get shocked