The area around a charged object where the object can exert a force on other charged objects is an electric .
field charge induction Force

Aball tossed vertically upward from the ground next to a building passes the bottom of a window 1.8 s after being tossed and passes the top of the window 0.20 s later. the window is 2.0 m high from top to bottom. what was the ball's initial velocity? the unit vector j^ is directed upward. how far is the bottom of the window from the launch position? how high does the ball rise above the launch position?

What are the factors that affect the resistance of a wire?

What are the necessary conditions for fusion?