Fuel Cell

Fuel Cell

Fuel cell A fuel cell is a device that converts chemical energy into electrical energy in a reaction in which hydrogen is oxidized to produce water. Fuel cells have less heat loss, making them more energy-efficient than conventional fuel systems. … more

Integral in physics

Integral in physics

Definite integral In the 2D coordinate plane, a definite integral is a way to find the area of a graph. In a rectangle, the only simple way to get the area is the multiplication of width and height. If the … more