Question

:- IT'S DEVIL PHYSIC

TODAY'S FIRST QUESTION IS





WHY IS THE USE OF A.C VOLTAGE PREEFERD OVER D.C VOLTAGE?GIVE TWO REASON??


DON'T COPY ​

Answer 1

Answer:

AC voltage is used because we can control it's current .

in DC voltage the current is constant.

So ,it is not preferable.

AC voltage is reusable

DC voltage is not reusable

Answer 2

Answer:

i AC can be transmitted with much lower energy losses as compared to dc ii AC voltage can be adjusted ( stepped up or stepped down ) as per requirement . iii AC current in the circuit can be controlled using ( almost ) waterless devices like choke coil . iv AC is easy to genrate .