Laptop adapter lights are no power on

5 answer

Notebook plug in the power supply, power adapter lights on the off

3 answer

How to describe the power supply voltage accuracy

3 answer

Linear adapter and switching power adapter

4 answer

Mobile phone power life

4 answer

How is the laptop's power adapter used?

3 answer

Delta inverter reported CE4 reasons? Casually asked how many kinds of CE under a total

3 answer

New people into the line, ups uninterruptible power supply sales, just how to run ah

3 answer

AM Radio Reciever?

3 answer

I have a 5.5 kilowatts of 4-pole motor, want to pass through the inverter, slow down to 130 per minute use, eliminating the need for speed,

3 answer

5.5 kW 4-pole motor with the fastest speed can exceed the rated speed?

3 answer

the current through an inductor?

5 answer

Is the laptop's power adapter connector broken and can it be repaired?

2 answer

A 12.6-V battery is in series with a resistance of 0.330 Ω and an inductor.?

1 answer

DELL notebook power adapter can be universal?

2 answer

Physics Question [potential difference & inductor]?

1 answer

At a given instant an 62 mH inductor stored an energy of 81 ?J.?

2 answer

Switching power supply and communication power difference

3 answer

I need to buy much of the UPS uninterruptible power supply (server power calculation)

4 answer

why inductor blocks a.c?

2 answer

steady state current in the capacitor and inductor?

2 answer

Effect of inductor

4 answer

What is the impact of the refrigerator on the refrigerator?

4 answer

A circuit consists of an inductor L and a resistor R connected in series to a battery via an open switch.?

2 answer

UPS uninterruptible power supply which brand?

5 answer

inductor and capacitor?

1 answer

Notebook power adapter why there is no cooling hole

5 answer

equivalent inductors for series and parallel combinations?

1 answer

HP laptop power adapter output positive and negative

3 answer

An inductor has a 59.6-Ω reactance when connected to a 60.0-Hz source?

1 answer