what is difference b/t ac current and dc current

Answer Posted / syamkumar

ac current changes it's magnitudeand it has frequency but
dc cureent doesn't changes it's magnitude and it didn't
have frequency.

Is This Answer Correct ?    2 Yes 4 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

whatare the disadvantages occur,if the form factor of transmission will not be equal to 1.11

1437


after how many spot we must chang secondry cable in portable spot welding gun?

1466


What is inrush current?

643


What is a advantage of Self Reset Lockout ? On Fault breaker get trip & fault no longer exist then self reset lockout how inform us?

1379


Two bulbs of 100w and 40w respectively connected in series across a 230v supply which bulb will glow bright and why?

625






Define pole pitch?

598


What is Faraday's law

1055


What is core CT & it's function?

1739


Efficient electrical earthing in hard rock area

1060


Cables Construction hi friends, 0.6/1/1.2 kV LV , DC and Control cables are concentric copper conductor what does its means and what is the use of concentric copper conductor,and are this with copper tape shield or copper screening, ? thanks

1303


Can u tell me design of switch yard

1696


what is formula for calculate thermal overload in new numiricalrelay( not in bimetal relay)?

1790


What is the difference between Encoder and Resolver?

2889


diff. between tension mode & speed mode

1777


Can I use distributon class/transmission class Lightning arresots for protecting the building? If not why please explain?

1426