A 28.8 ohm resistor is connected in parallel to a 15.8 ohm resistor. These are joined in series to a 2.5 ohm resistor and a source with a potential difference of 30 V. What is the current for each resistor?
What is the potential difference for each resistor?

An electromagnet is a device in which moving electric chargers in a coil of wire create a magnet.whats one advantage of using electromagnetic in devices

Which describes increasing the efficiency of energy resource

The horizontal blue line through the middle of the lens is called the optical axis. as the lamp is moved above or below the axis, keeping the horizontal distance to the center of the lens constant, how does the horizontal distance from the lens to the image change?