Ventilators should be kept in our rooms.

Which diagram correctly demonstrates the various forces acting on a ball moving horizontally with some speed?

The energy produced as a result of this flow of electrons from atom to atom is called

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?