why we use -48 power supply dc for Nokia Equipment,what is
benifits of that?
- 3 Answers
- 4848 Views
- NSN, I also Faced
- E-Mail Answers
Answers were Sorted based on User's Feedback
Answer / vinay
Because -ve voltage is less prone to corosity as compared
to +ve voltage.
You can even see on batteries fitted with inverter in our
homes that only +ve terminal get corrogated and damaged.
| Is This Answer Correct ? | 1 Yes | 0 No |
Answer / heet
Becase when we use -ve port for the equepment we use GND as
the refrence and so it would not damaged by corroson of the
power supply.
| Is This Answer Correct ? | 2 Yes | 1 No |
because we use +ve as a refrence (
ground) mostly damged batteries if u have seen the +ve
portion of the cell were damaged.
| Is This Answer Correct ? | 1 Yes | 0 No |
What are level triggered flip flop?
Explain the function of cyclo-converter?
What are the different operation regions of the thyristor (scr)?
wat is an ethernet
what is function of FIU 19,
How many un-protected FlexiHopper links can be operated with one FIU19(E) with Flexbus plug-in unit?
What is zigbee?
Define what is the importance of valence shell and valence electrons?
Describe the various methods of thyristor turn on?
working of tuch screen pannel
What are ‘emitter injection efficiently’ and ‘base transport factor’ and how do they influence the transistor operation?
What are the different methods to turn on the thyristor?
-
Civil Engineering (5085) - Mechanical Engineering (4451)
- Electrical Engineering (16632)
- Electronics Communications (3918)
- Chemical Engineering (1095)
- Aeronautical Engineering (239)
- Bio Engineering (96)
- Metallurgy (361)
- Industrial Engineering (259)
- Instrumentation (3014)
- Automobile Engineering (332)
- Mechatronics Engineering (97)
- Marine Engineering (124)
- Power Plant Engineering (172)
- Textile Engineering (575)
- Production Engineering (25)
- Satellite Systems Engineering (106)
- Engineering AllOther (1379)
