When a coil of copper wire is turned inside a spinning magnetic field, electric current is created. Explain the observation of the static Ballon activity

When a neutral charge, comes into contact with a positive charge they repel each other nothing happens the neutral charge becomes negative they attract each other

What is the average speed of a car that travels 40mph for 1 hour and 60 mph in another hour will mark brainliest

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?