You move to location , a distance from the origin, and find the electric force on the ball to be 0.0729 N. What object located at the origin might be the source of the field

Match each scenario to the form of energy it represents

Acapacitor is storing energy of 3 joules with a voltage of 50 volts across its terminals. a second identical capacitor of the same value is storing energy of 1 joule. what is the voltage across the terminals of the second capacitor?

It is advised not to hold the thermometer by the bulb while reading it