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Q: Can you use a dc 5v 2a for a device 4.5v 1.5a?
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6a3 - 19a2 plus 15a divided by 2a - 3?

(6a3 - 19a2 + 15a)/(2a - 3) = a(6a2 - 19a + 15)/(2a - 3) = a(2a - 3)(3a -5)/(2a -3) = a(3a - 5)


What is the answer to this math problem -4 plus 2a equals 12-15a plus a?

-4 + 2A = 12 - 15A + A-4 + 2A = 12 - 16A2A = 12 - 16A + 42A = 16 - 16AA = 8 - 8A


Is it ok to use a 5V 2a adapter on device that requires 4.5V DC 700 mA?

No


What is 8a4 - 13a plus 10a2 plus 2a plus 17a2 - 4a?

8a4+27a2-15a. contact at saqibahmad81@yahoo.com


Is it okay to put a 12v 1000mA unit to 12v 15A power supply?

No B/c ur unit Circuitry design for 1A u can put in 2A MAX 15A may cause burn ur unit


Will a 5V 2.5A adapter damage a device that requires a 6V 2A adapter?

No, underpowering will not "power" the device, it will not run. You must get an adapter that is 6V and (2A or higher) will be ok as well.


What is the voltage across a device that draws 2A and dissipates 12w?

The voltage across a DC device that draws 2A and consumes 12Wh/h is 12/2 or six volts.


Can you use a 12 VDC 2A adaptor on a 12 VDC 1A device?

Yes, there will be no problem with this adapter. The 1 amp device will only be drawing half of what the adapter can produce.


Can 5V 2A works with a device requiring 5V 2.5A?

No... the source does not have the required capacity. The device (sink) would ask for more current which the source will not be able to provide. Do not use this source-sink pair.


Can you use a 9v-1a power supply when it calls for 9v-2000ma?

Unfortunately no, if the device calls for 2000ma you will need a 2A (amp) power supply to adequately power it.


Can a 12V 2A adapter be used for a 12V 500mA device?

The adapter's voltage must match that of the device, and its current-rating must exceed that of the device. So the answer is yes.


Can you use 12v 750ma insteads of 12v 2A adaptor?

Probably not. The other way around would be fine: a device that only needs 750mA will work fine on a 2A power supply, but one that needs 2A will NOT work on only 750mA, which is less than half the current required.