Unit MAs megaampere-second Electric Charge Megaampere-second (MAs) is a unit used in the field of electric charge, specifically to quantify the amount of electric charge transferred over time through a conducting medium. It is formed by combining two fundamental units: "megaampere" (MA) and "second" (s). - Megaampere (MA): An ampere is the base unit of electric current in the International System of Units (SI). Megaampere is a multiple of ampere, where 1 megaampere (MA) is equal to one million (10^6) amperes. - Second (s): The second is the SI base unit of time, with symbol "s". To understand megaampere-second (MAs), first, think of an electric current of 1 megaampere (1 million amperes) flowing through a conductor for one second. The total charge transferred during this one second is equal to 1 megaampere-second (1 MAs). Similarly, if a current of 10^6 amperes (1 MA) flows for 2 seconds, the total charge transferred will be 2 MAs. In essence, the unit of megaampere-second represents the total electric charge transferred by a current of millions of amperes flowing through a conductor for a certain duration. This unit is primarily used in scientific and industrial applications, such as high-energy physics experiments or pulsed power technologies, where large amounts of electric charge are transferred in short time periods.