What is electroporosis?

Is voltage a vector? What is the definition of electric bulb? Why capacitor used in a DC inverter? What is the application of survey in electrical engineering? How are electrical currents conducted through a solution? What is a loose connection? What a 30 amp breaker looks like? What does a DC to DC converter do? How do you you cover exposed motor windings? Does kva equal voltage x current x 1.73 for a 3 phase generator? What is the power dissipated by a 10 ohm resistor with 20 volts supply? Can you feed a 208v 200amp panel from 480v 20amp circuit? How can you get 110 volts out of a 220 volt circuit? How is AC current generated? What is the starting current of a 1hp water pump? What is the equivalent resistance of three resistor with 3 ohms connected in star? What is the difference between a switchboard and a panelboard in an electrical system? Do you have a picture of an electromagnet? What is buck boost converter? What type of capacitor should be charged slowly after not being used for a period to prevent damage if a sudden surge?