Electromagnetic induction is the production of a voltage across a conductor when it is exposed to a varying magnetic field. this process is essential in which of these technologies?

The charge on an electron is 1.60218 × 10−19 c and its mass is 9.10939 × 10−31 kg. how strong a magnetic field must be experienced by the electron if its path is a circle of radius 5.5 cm? answer in units of t.

For the car in the picture ,in which direction is the normal force? -into the screen -down -out of the screen -up

Which compound is held together by the electrostatic force between two ions? a. co2 b. cci4 c. h2s d. mgf2